Phone · LG · V35 ThinQ
LG V35 ThinQ Battery Replacement
Battery Replacement guide for the LG V35 ThinQ
Before you begin
Tools
- Precision screwdriver set
- Plastic opening tools
- Suction handle
- Heat gun or hair dryer
- Tweezers
- SIM card eject tool
Parts / materials
- Replacement battery for LG V35 ThinQ
- Pre-cut battery adhesive strips
- Battery adhesive remover
- Isopropyl alcohol
- Rear glass replacement adhesive
Safety
- Discharge the battery below 25% before starting to reduce fire risk if damaged.
- Wear safety glasses to protect your eyes from glass shards or prying plastic.
- Use only plastic tools near the battery to avoid puncturing or shorting it.
- Work in a well-ventilated area when using isopropyl alcohol or adhesive solvents.
Overview
Step-by-step
- 1
Power off the device
1 minPress and hold the power button, then tap Power Off on the screen. Ensure the phone is completely shut down before continuing.
- 2
Eject the SIM card tray
1 minInsert a SIM eject tool or paperclip into the hole beside the SIM card tray. Push firmly until the tray pops out, then remove it.
- 3
Heat the rear glass cover
2 minApply a heat gun or hair dryer around the edges of the rear glass for two minutes. This softens the adhesive holding the glass to the frame.
- 4
Attach a suction cup
1 minPlace a suction cup on the lower portion of the back cover near the bottom edge. Pull up on the suction cup handle to create a small gap.
- 5
Insert an opening pick
1 minSlide a thin plastic opening pick into the gap created between the glass back cover and the phone frame. Take care not to push the pick in too far.
- 6
Slice the perimeter adhesive
3 minSlide the pick along the bottom, sides, and top edges of the device to cut through the glue. Reapply heat if the adhesive cools down.
- 7
Slightly lift the back cover
1 minGently lift the right edge of the rear glass up like a book cover. Do not pull the glass off completely, as the fingerprint sensor is still connected.
- 8
Disconnect the fingerprint sensor cable
2 minUse a plastic spudger to pry the fingerprint reader flex connector straight up from the motherboard. Set the rear glass aside.
- 9
Unscrew the upper midframe
3 minRemove the ten Phillips #00 screws securing the wireless charging coil and top midframe cover. Place the screws in a safe container.
- 10
Remove the wireless charging assembly
2 minPry up the edges of the wireless charging shield using a plastic spudger. Lift and remove the assembly from the phone.
- 11
Disconnect the battery flex cable
1 minLocate the battery connector on the motherboard and pry it straight up with a plastic spudger. This cuts power to the device while you work.
- 12
Apply battery adhesive remover
2 minApply a few drops of isopropyl alcohol or battery adhesive remover along the sides of the battery. Wait one minute to let the solution break down the glue.
- 13
Pry up the battery
3 minInsert a flat plastic opening pick or spudger beneath the bottom corner of the battery. Slowly pry upward to separate the battery from the chassis.
- 14
Lift and remove the battery
1 minGently pull the battery out of the frame once the adhesive releases. Do not force or bend the battery during removal.
- 15
Clean the battery recess
2 minWipe away remaining adhesive residue inside the battery well using a lint-free cloth and isopropyl alcohol. Allow the area to dry completely.
- 16
Install new battery adhesive
2 minApply new pre-cut battery adhesive strips into the empty battery well. Peel off the protective film from the top of the adhesive.
After your LG V35 ThinQ battery replacement
Power the V35 ThinQ back on and test the battery replacement function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this LG V35 ThinQ job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more LG V35 ThinQ repair context in the encyclopedia, or open related DIY guides.

