iPhone 16 Pro Battery Replacement

• To mitigate safety risks associated with fully charged lithium-ion batteries, permit the phone's power source to deplete to a level below 25 percent.Disconnect all connected wires and cords from the device to ensure no interference during the procedure.Simultaneously press and maintain the power button alongside either of the volume buttons, then utilize the sliding motion to deactivate the phone's operation.
• A fully charged lithium-ion battery presents a potential safety concern, necessitating a partial discharge before proceeding.
• The deactivation sequence involves holding the power button and one of the volume buttons, followed by a slide action to switch off the device.

• To prevent injury and simplify the subsequent separation of components, apply multiple layers of adhesive packing tape across any severely fractured screen or rear glass panel.
• Confirm the presence of a sufficiently sized, uninterrupted surface area adjacent to the lower edge, suitable for secure adhesion of a suction cup.

• Excessive insertion of a spudger can potentially harm the device; therefore, marking the tool is crucial to avoid such damage.
• Using a precise measuring instrument, determine a distance of3 millimetersfrom the spudger's distal end and clearly indicate this point with a permanent marking pen.
• For enhanced precision, consider marking the remaining corners of the spudger with varying measurement values.
• As an alternative method, affix a coin to the spudger's tip, positioning it3 millimetersaway from the end.

Employ a P2 pentalobe screwdriver to detach the two screws, each measuring 7.4 mm in length, positioned on both sides of the USB-C connector.The screws securing the device near the USB-C port require removal using a specialized P2 pentalobe screwdriver.Two screws, each with a 7.4 mm length, are affixed to the sides of the USB-C port and must be unscrewed with a P2 pentalobe screwdriver.

• Utilize a heated iOpener, or a similar device, on the lower perimeter of the rear glass panel, maintaining the heat for a duration of two minutes.As an alternative method, a hair dryer or heat gun can be employed to warm the lower edge of the back glass until it reaches a comfortably warm temperature.Avoid excessive heat application; the internal battery is vulnerable to thermal degradation.
• The temperature of the rear glass should not exceed a level that would cause discomfort upon brief contact.
• Prolonged or intense heat exposure may compromise the integrity of the battery and necessitate replacement.

1. Secure a suction handle to the lower border of the rear glass, positioned directly over the USB-C connector.
   Exert a consistent and considerable upward pull on the handle to establish separation between the rear glass and the device's frame.
   Carefully introduce the pointed end of an opening tool into the newly formed space.

• During the process of separating the rear glass with adhesive in the subsequent procedures, exercise caution regarding specific zones.
  A fragile cable, responsible for communication between the rear glass and the device, is situated near the volume up control; prevent tool insertion in this region to safeguard the cable's integrity.
  Numerous spring contacts are positioned along the phone's edges; restrict tool depth to the recommended level in each step to prevent deformation of these components.
  Should the spring contacts become damaged, carefully restore their shape using a spudger or opening pick to ensure proper alignment with the gold contact pads on the rear glass.

1. To prevent potential damage to the spring contact, ensure the pick's insertion depth remains no greater than 5 millimeters along the lower edge.
   Employ a back-and-forth motion with the pick across the lower edge to effectively release the adhesive bond.
   Maintain the pick's position within the lower-right corner to inhibit the adhesive from re-adhering.

• Apply warmth to the right-hand perimeter of the rear glass panel using a heat source.Elevate the temperature of the back glass's right side until it reaches a point where it can be comfortably felt with the hand.The rear glass's right edge should be heated to a temperature detectable by touch.

1. Employ a prying tool to maneuver along the lower-right perimeter and ascend the right side to a midpoint, recognizing the resistance of a retaining clip that fastens the rear glass assembly.
   Exercise caution during separation to maintain the integrity of the flexible cable responsible for wireless charging and camera flash functionality, by avoiding incisions in the vicinity of the volume controls.
   Maintain the pick's position within the separation gap to inhibit the adhesive's ability to re-bond during subsequent steps.

• Apply warmth to the left-hand border of the rear glass panel using a heat source.The temperature of the left edge should reach a level where it is noticeably warm when touched.This heating process prepares the adhesive securing the back glass for separation.

1. Introduce a supplementary opening pick into the gap at the device's lower boundary.
   Maneuver the second pick along the lower-left corner, continuing along the left side of the display surface.This movement facilitates the separation of the adhesive layer and the disengagement of the metallic fasteners.The audible and tactile sensation of the metal clips releasing will confirm their dislodgement.
   Maintain the position of this pick at the upper-left corner to inhibit the adhesive from re-bonding.
   This placement prevents the adhesive from re-adhering during subsequent repair steps.

To facilitate separation, apply heat to the upper border of the rear glass, encompassing the region surrounding the volume controls, until the surface reaches a temperature that is perceptible upon contact.

• To prevent harm to the spring contacts, ensure the insertion depth of your tool remains no greater than 3 millimeters along the upper perimeter.Moving an opening tool across the top edge and pivoting around the upper-right corner, toward the volume up button, will detach the adhesive.Audible and tactile clicks will indicate the release of the upper two retaining clips during this separation process.
• Careful manipulation is necessary to prevent damage to the delicate spring contacts during the adhesive separation procedure.

Refrain from completely detaching the rear glass panel at this stage, as it remains connected via a fragile ribbon cable; proceed with the subsequent instructions to ensure a secure removal.

• Should the rear glass not readily pivot open, avoid applying excessive force; instead, re-examine the edges with your pick to identify any remaining adhesive or obstructed clips.
• It might be necessary to elevate the rear glass a small amount prior to pivoting it open to ensure complete disengagement of the retaining clips.
• Carefully pivot the rear glass assembly in the direction of the volume buttons.
• Utilize a stable and non-abrasive support, such as a small box, to brace the rear glass during this process, preventing undue stress on the cable.
• Extract the opening tools you have been using.
• To safeguard the rear camera lenses from scratches during internal work, it is advisable to apply polyimide tape; exercise caution and avoid pressure on the lenses to prevent damage to their sensitive stabilization mechanisms.

1. Employ a tri-point Y000 screwdriver for the task of detaching the lower connector cover's fasteners.The lower connector cover is held in place by three screws, requiring a tri-point Y000 screwdriver for their removal.Specifically, two screws with a 1.2 mm length are used to secure the lower connector cover.
   • Additionally, one screw measuring 1.0 mm in length is also part of the securing mechanism.To access the components beneath, the lower connector cover must be detached using a tri-point Y000 screwdriver.The fastening of the lower connector cover involves utilizing screws of varying lengths.
   • A tri-point Y000 screwdriver is essential for loosening the screws that retain the lower connector cover.The lower connector cover is affixed with a combination of two 1.2 mm screws and a single 1.0 mm screw.For disassembly, a tri-point Y000 screwdriver is needed to unscrew the three fasteners holding the lower connector cover.

• Employing either tweezers or direct manual manipulation, carefully detach the lower connector cover.The lower connector cover can be lifted away using specialized tweezers or by hand.To facilitate removal, utilize tweezers or your fingertips to grasp and dislodge the lower connector cover.For the purpose of extracting the lower connector cover, tweezers or manual dexterity are suitable tools.The lower connector cover necessitates careful removal, achievable with tweezers or by applying finger pressure.

• Employ the tip of a spudger to release the battery press connector by applying leverage.The battery press connector must be detached from its position using a spudger's pointed end.To separate the battery press connector, carefully apply force with a spudger's tip to disengage it.

1. Employ a tri-point Y000 screwdriver to detach the four screws that hold the upper connector cover in place.
   • A quantity of two screws, each measuring 1.0 millimeters in length, are present.The assembly includes one screw with a length of 1.2 millimeters.A single screw, extending 1.6 millimeters, is also incorporated.
   • The upper connector cover is fastened with screws of varying lengths.To access the connector, the four screws must be unscrewed using the appropriate driver.Carefully remove the screws, noting their individual lengths for reassembly.
   • A Y000 tri-point screwdriver is essential for this step to avoid damaging the screw heads.The screws are specifically sized at 1.0 mm, 1.2 mm, and 1.6 mm in length.Ensure the correct screwdriver head is used to prevent stripping the screw recesses.

• Employing either tweezers or direct manual manipulation, carefully detach the upper connector cover.The upper connector cover can be dislodged using tweezers for precision or by hand for a more tactile approach.To facilitate removal, utilize tweezers or your fingertips to grasp and lift the upper connector cover.For the purpose of extracting the upper connector cover, select tweezers or your fingers as the appropriate tool.Carefully extract the upper connector cover by grasping it with tweezers or using your fingers.

• The Taptic Engine cover's retention is achieved through the use of three fasteners.To access the Taptic Engine, the cover must first be removed using the appropriate screwdriver.
• The screws holding the cover in place are of varying lengths, requiring careful identification.Properly utilizing a Phillips screwdriver is essential for the safe removal of the cover and its screws.

• Employ tweezers or manual dexterity to elevate the upper portion of the Taptic Engine cover.
• Following the release of the lower edge from the device frame, proceed with the removal of the Taptic Engine cover.

• Employing the tip of a spudger, carefully separate the lower assembly cable press connector from the logic board by gently levering it upwards.The lower assembly cable press connector must be detached from the logic board using a spudger's pointed end to avoid damage.To release the lower assembly cable press connector, utilize a spudger and apply upward pressure to disengage it from its connection on the logic board.

• Employ the tip of a spudger to carefully lift and release the two press-fit connectors situated close to the lower-right corner of the device's frame.These connectors are secured with a press-fit mechanism, requiring a prying action to separate them from their sockets.Exercise caution during disconnection to prevent damage to the connectors or surrounding components.

• Employ a specialized tri-point screwdriver, specifically a Y000 type, to detach the screw.The screw, measuring 1.0 millimeters in length, fastens the lower assembly cable.Removal of this fastener requires the precise application of the Y000 tri-point screwdriver to avoid damage.

• To soften the adhesive securing the lower assembly cable to the Taptic Engine, apply heat using an iOpener or hair dryer directly to the cable's upper surface until it reaches a warm temperature.

• Insert a thin, flat tool beneath the lower assembly cable to disengage it from the adjacent component.The cable is connected to the Taptic Engine.Gently deflect the cable away from its position to gain access to the Taptic Engine.
• This maneuver facilitates working on the Taptic Engine.Avoid forceful movements to prevent cable damage.Ensure the cable remains clear of the work area during subsequent steps.

• Employ a Phillips-head screwdriver to detach the fastener.The screw, measuring precisely 1.9 millimeters in length, must be removed.This screw provides the securement for the Taptic Engine.Carefully unscrew the component to release the Taptic Engine.Ensure the correct screwdriver size is used to prevent damage to the screw head.

• Utilize the pointed end of a prying tool to carefully disengage the upper boundary of the Taptic Engine by releasing the adhesive securing the plastic buffer strip to its surface.

• Employ the tip of a spudger to carefully lift the Taptic Engine, initiating the separation from its upper-right mounting point.Exercise caution to avoid applying prying force directly onto the battery during this process.The Taptic Engine's securement is released by leveraging the spudger's point.
• Initiate the detachment of the Taptic Engine by applying gentle pressure with the spudger's tip.
• To prevent damage, ensure the spudger is positioned to avoid contact with the battery during the lifting action.The Taptic Engine is now free from its adhesive and can be removed.Complete the removal procedure by disengaging the Taptic Engine from its position.

• To detach the loudspeaker, begin by eliminating the fasteners that hold it in place.
  The loudspeaker is secured with two Phillips screws, each measuring 1.6 millimeters in length.
  A single Phillips screw, with a length of 2.0 millimeters, is also used in the assembly.
  Additionally, a 1.3-millimeter tri-point Y000 screw is part of the loudspeaker's retention system.

• Utilize a spudger to gain access beneath the loudspeaker's securing screw located in the lower-right corner.
  Disengage and extract the loudspeaker by applying upward pressure.

Three stretch-release adhesive strips maintain the battery's position within the device; the subsequent instructions detail their removal and subsequent battery release.
Exercise caution to prevent battery deformation or perforation, as compromised integrity, despite the metallic casing, presents a fire hazard.

• Employ the pointed end of angled tweezers to lift beneath a black pull tab.

• Employing tweezers, carefully sever the black tab and detach it from the battery's upper surface.The black tab must be cut, not pulled, to ensure a clean separation from the battery's top.Avoid attempting to extract the tab from beneath the battery at this stage.
• Utilize the precision of your tweezers to cleanly separate the tab from the battery's top surface.

• Employ tweezers or your fingertips to secure the pull tab, then lower it until it lies flush with the device's frame.Extract the adhesive layer beneath the battery gradually, maintaining the shallowest possible angle.Allow sufficient time for the adhesive strip to extend and regain its tackiness, reapplying pressure as needed.
• Should the strip elongate excessively, coil it around your tweezers and proceed with extraction.
• In the event of strip breakage, attempt to recover the detached portion from beneath the battery.If retrieval of the broken strip proves impossible, proceed to the subsequent adhesive strip.The adhesive strip's functionality relies on its ability to stretch and re-adhere during the separation process.
• Carefully manipulate the strip to prevent detachment, ensuring a consistent and controlled release from the battery.

• To complete the process, perform the same steps again using the remaining two adhesive strips.
• As necessary to gain access to the adhesive strips, gently deflect the lower assembly cable.

• Successful removal of all three stretch release adhesive strips warrants proceeding to battery extraction.
• Should any adhesive strips become damaged during removal, proceed directly to the subsequent step utilizing isopropyl alcohol for their removal.

• To initiate separation, elevate the lower portion of the device's frame, angling the phone.
• Dispense approximately two to three drops of isopropyl alcohol, possessing a concentration exceeding 90%, utilizing a pipette or syringe.Position the dispensed alcohol along the battery's lower edge, in close proximity to the points of failure of the broken adhesive strips.Allow a sixty-second duration for the isopropyl alcohol to permeate beneath the battery, facilitating adhesive softening.
• During this minute, the alcohol will work to dissolve the adhesive, easing battery release.

• Introduce a second prying tool between the battery's left side and the frame, utilizing it to gently lift the battery upwards with consistent pressure, progressing along its edge to allow adhesive separation.
• Avoid any flexing or deformation of the battery's structure.Should resistance be encountered, introduce additional droplets of isopropyl alcohol to facilitate adhesive breakdown and reattempt separation.
• After the adhesive bond weakens, grasp and extract the battery from the device.

• Employing a clean, non-abrasive cloth lightly dampened with a small quantity of isopropyl alcohol, cleanse the device's frame; allow the alcohol to dissipate entirely prior to battery installation.
• To verify proper fit and cable reach to the logic board connector, position the battery within its designated recess before exposing the adhesive backing; refrain from establishing a connection at this stage.

• In situations requiring it, consult this instruction set for applying universal stretch release adhesive strips; precise placement is crucial, ensuring alignment with the adhesive recesses within the phone's frame, utilizing the provided image for guidance.
• To determine the appropriate application method, position the fresh adhesive against the battery surface, observing the required placement.
• Variations in adhesive appearance or liner configuration are possible.
• If your adhesive features a dual-layer liner on the battery-contacting side, carefully peel away the uppermost liner.
• Conversely, if a single liner protects the battery-contacting side of the adhesive, remove it entirely.

• The battery's adhesive exhibits significant tackiness, demanding caution during alignment within its designated space; repositioning becomes difficult once adhesion occurs.
• Introduce the battery into its recess to a limited extent, preventing the adhesive from contacting the device's structural frame.
• Employ a spudger or a fingertip to establish a connection between the battery cable’s press connector and its receptacle, confirming adequate cable reach.

1. Position the battery upwards within the iPhone's internal space, ensuring it rests securely within its designated compartment.
2. Apply consistent, substantial pressure to the battery's surface for a duration of ten seconds, facilitating adhesion between the battery and the device's frame.
3. Employ a spudger tool or a fingertip to carefully sever the electrical connection between the battery and the main circuit board.

1. Should the black plastic shim, located under the battery, remain attached to the loudspeaker after removal, proceed to the subsequent repair stage without performing this action.
2. Position the battery shim, ensuring its surface is level with both the left edge and the bottom surface of the replacement loudspeaker, and then apply pressure to secure it in place.
3. Should the adhesive on the shim have diminished, integrate it into the device's internal structure, adjacent to the loudspeaker, during the following procedure.

1. Ensure the lower border of the speaker is precisely positioned relative to the device's frame.The speaker component should be carefully aligned before proceeding.Position the speaker so its lower edge matches the frame's corresponding edge.
2. Carefully place the speaker into the designated cavity.The speaker needs to be seated correctly within its intended space.Install the speaker within its recessed area.

To affix the loudspeaker, utilize four screws for secure attachment.The fastening hardware includes two Phillips head screws, each measuring 1.6 millimeters in length.A single Phillips head screw, with a length of 2.0 millimeters, is also required.

• Additionally, a 1.3-millimeter-long tri-point Y000 screw is necessary for the installation.Properly positioning these screws ensures the loudspeaker remains firmly in place.
• Employing the correct screw length prevents damage to surrounding components.The Phillips screws should be driven carefully to avoid stripping the screw heads.
• Ensure the tri-point Y000 screw is seated correctly within its designated recess.Confirm all four screws are tightened adequately following the loudspeaker's installation.

To position the Taptic Engine correctly, utilize blunt-nose tweezers or your fingertips to match its screw posts with their corresponding locations within the frame, then set the engine in place.

• Employ either a fingertip or a spudger to engage the two lower assembly press connectors.Due to their potential difficulty, precise alignment of each press connector over its corresponding socket is essential before applying downward pressure – initially on one side, then the opposite – until an audible click confirms secure attachment.Avoid applying excessive force during the connection process.
• Should initial attempts fail, readjust the connector's position and reattempt the engagement.

• Employ a specialized tri-point screwdriver, specifically a Y000 size, for the installation process.A screw measuring 1.0 millimeters in length is required for this step.The screw's purpose is to fasten the cable that connects to the lower assembly.Ensure the correct screwdriver type is utilized to prevent damage to the screw head.Properly securing the lower assembly cable is achieved by tightening the 1.0 mm screw with the Y000 tri-point screwdriver.

• Employ either a fingertip or a spudger tool to establish a connection at the lower assembly cable press connector, which is situated in the lower-right section of the logic board.The lower assembly cable press connector, positioned in the logic board's bottom-right corner, requires a secure connection achieved using a finger or a spudger.To engage the lower assembly cable press connector, found at the logic board's lower-right corner, utilize a finger or a spudger for proper connection.

• Employ tweezers or manual dexterity to position the Taptic Engine cover.The Taptic Engine cover necessitates secure installation.Ensure the lower perimeter of the cover engages and locks into the device's frame.
• Proper alignment of the cover's bottom edge is critical for a secure connection to the chassis.

• Employ a Phillips screwdriver to fasten the three screws that hold the Taptic Engine cover in place.A single screw, measuring 3.0 millimeters in length, is required for this step.Two screws, each with a length of 1.7 millimeters, are also necessary for securing the cover.
  The Taptic Engine cover is affixed using a combination of screw lengths to ensure proper alignment and stability.Carefully position the Phillips screwdriver to engage the screw heads fully before applying torque.
  Ensure the screws are tightened adequately, but avoid over-tightening to prevent damage to the cover or surrounding components.The varying screw lengths (3.0 mm and 1.7 mm) are specifically designed for their respective positions on the Taptic Engine cover.

• Exercise caution near the delicate grounding clips during frame cleaning; any displacement can be corrected by carefully manipulating them with your fingers or tweezers.
• Employ blunt nose tweezers or manual dexterity to detach sizable adhesive segments from the frame's edges.
• Employ a spudger to eliminate any remaining adhesive residue adhered to the frame's surface.
• Should the adhesive prove difficult to remove, apply warmth via a hair dryer or heat gun to soften it, then attempt removal once more.

To facilitate adhesion when reinstalling a previously used rear cover, utilize a microfiber or lint-free cloth dampened with a small quantity of isopropyl alcohol possessing a concentration exceeding 90%, and thoroughly clean the surrounding edges of the glass.

• To prevent scratching delicate surfaces, cover the spudger's tip with a clean, lint-free cloth or a coffee filter, then dispense a small amount of isopropyl alcohol with a concentration exceeding 90 percent onto the covering.
• Employing a single direction, carefully remove adhesive remnants from the frame's edges by wiping.
• Execute this cleaning process deliberately, as a pristine frame surface facilitates the uniform application of replacement adhesive, which is crucial for a secure bond.

To establish the correct positioning of the adhesive sheet, place it upon the frame's surface.
Employ elements like the camera aperture and indentations situated on the superior and inferior borders to assess the adhesive's intended placement within the frame.

• To reveal a portion of the adhesive, carefully lift the corner tab on the adhesive sheet's liner and remove it, exposing approximately one-third of the adhesive surface.
• Exercise caution, as the revealed adhesive possesses a high degree of tackiness; avoid unintended contact with other surfaces until it is positioned on the frame.
• Should your adhesive contain several liners, remove only the uppermost liner to expose the side intended for bonding to the frame.

Ensure the visible perimeter of the adhesive strip is precisely matched to the matching edge situated on the iPhone's chassis.
Because the adhesive will bond immediately upon contact, repositioning is impossible; any misalignment necessitates removal and replacement with a fresh adhesive strip.
After proper alignment has been achieved, apply gentle pressure to secure the adhesive strip to the iPhone's frame.

• Carefully remove the adhesive backing, ensuring firm contact between the adhesive and the surface.
• Proper alignment of the adhesive is indicated by a seamless fit of the edges within the frame's boundaries.
• To correct minor misalignments, delicately reposition the longer sides of the adhesive relative to the frame.
• Should the adhesive develop creases or wrinkles, discard it and apply a new set for optimal results.
• In the absence of replacement adhesive strips, the iPhone can be reassembled and used temporarily; however, be aware that water resistance will be reduced until the adhesive is properly replaced.

• Employ a spudger to apply pressure to the adhesive sealant encompassing the iPhone's entire edge.Exercise caution to avoid damaging the delicate grounding connectors; should one become displaced, carefully reposition it using your fingers or tweezers.Excessive force should be avoided to prevent distortion or elongation of the adhesive layer.
• The adhesive's integrity is maintained by distributing pressure evenly around the device's circumference with the spudger.
• Grounding clips are susceptible to damage from excessive pressure, requiring careful manipulation to restore their original form.

• Employ a spudger tool, or manually use your fingers, to detach the pull tab affixed to the extensive front liner.The pull tab's typical location is within a corner of the liner itself.Utilize the pull tab to carefully separate the large front liner from its adhesive backing.
• A remaining liner may still be present around the device's edges, safeguarding the adhesive during reassembly; refrain from removing these smaller release liners at this stage.
• These small release liners serve to prevent unintended adhesion during the reassembly process and should remain in place for now.

To prevent damage, carefully support the rear glass component by its right-hand perimeter during the repair process.

Employing either a fingertip or the planar edge of a spudger tool, establish a secure connection between the rear glass connector and the logic board by applying pressure.The rear glass connector must be firmly affixed to the logic board, achieved through manual pressure or the use of a spudger's flat end.To ensure proper electrical contact, utilize a finger or the broad, flat surface of a spudger to engage and secure the back glass connector to the logic board.

• Employing a finger or a spudger, firmly secure the battery press connector to the logic board by applying pressure.Prior to final reassembly and sealing of the iPhone, it is advisable to verify the functionality of the repair; initiate the device and confirm expected operation, then deactivate it to proceed.Should the iPhone fail to power on, establish a connection to a power source and attempt to activate it again.
• In the event that a logic board replacement has been performed and the display remains inactive, consult the screen repair guide for instructions on manually establishing the display connector's connection.
• Ensure a secure connection of the battery press connector to the logic board using either a fingertip or a spudger to apply necessary force.
• To confirm the repair's success before concluding the reassembly process, activate the iPhone and verify its proper function, subsequently powering it off.

• Employ a specialized tri-point Y000 driver for the installation process.The back glass connector cover is fastened with four screws requiring this specific driver.Two screws, each measuring 1.3 millimeters in length, are part of the securing hardware.
  
  • Additionally, two screws with a length of 1.0 millimeters are also used to hold the cover in place.
  • Carefully manipulate the tri-point Y000 driver to properly engage and tighten these screws.

• Employ a specialized tri-point Y000 driver for the installation process.The battery connector cover is fastened with three screws requiring a tri-point Y000 driver for removal and installation.Two screws, each measuring 1.3 millimeters in length, are utilized to secure the cover.
  
  • A single screw, with a length of 1.0 millimeters, is also part of the fastening mechanism.
  • Properly engage the tri-point Y000 driver to ensure secure manipulation of the screws holding the battery connector cover.

• Employing either your fingertips or a spudger, carefully separate the surrounding liners to reveal the underlying adhesive.
  During liner removal, prevent any contact between surfaces and the newly exposed adhesive to maintain its bonding capability.
• Thoroughly inspect both the frame and rear glass assembly, eliminating any detached liner fragments to guarantee complete adhesive exposure.

• Position the rear glass component onto the device frame, initiating the placement from the uppermost border.
  Should you encounter opposition during installation, a surrounding retaining clip might be deformed and compressed by the frame; carefully inspect the area of resistance and delicately realign any clips exhibiting bends.
• Apply even pressure across the iPhone's perimeter to ensure the rear glass makes complete contact with the frame.

• Apply warmth to the outer edge of the rear glass utilizing a hair dryer, heat gun, or iOpener until the surface reaches a temperature just beyond comfortable touch.
  This thermal application reduces the adhesive's viscosity, facilitating a more secure reattachment.

Employ your fingertips to apply consistent, substantial pressure encompassing the entire outer edge of the iPhone's casing.

• Position the iPhone with the display facing downwards onto a pristine, level workspace.
• Apply adhesive tape along the edges of the rear glass to safeguard its cosmetic appearance.
• Arrange a circular stack of coins bordering the rear glass, constructing a barrier that matches the height of the rear camera lenses.
• As an alternative method, secure the device with vise clamps around its outer edges to ensure proper adhesive placement.

• To apply even pressure, position four to five substantial volumes directly atop the iPhone’s surface.
• Because the weight could create minor marks, avoid utilizing valuable materials for the book covers.
• Maintain the books' placement for approximately half an hour to ensure adequate contact time.
• This sustained force facilitates the bonding process of the adhesive material.

Employ a P2 pentalobe screwdriver for the installation process.The required tool is a P2 pentalobe screwdriver.Two screws, each measuring 7.4 millimeters in length, must be affixed.Secure the two 7.4 mm screws to the device's chassis.Position the screws on both lateral aspects of the USB-C port.