Phone · LG · V50 ThinQ 5G
LG V50 ThinQ 5G Battery Replacement
Battery Replacement guide for the LG V50 ThinQ 5G
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic opening pick
- Spudger tool
- Phillips #00 screwdriver
- SIM card eject tool
- Tweezers
Parts / materials
- Replacement battery for LG V50 ThinQ
- Battery adhesive strips
- Rear glass adhesive gasket
- 90%+ Isopropyl alcohol
Safety
- Disconnect the battery before handling internal motherboard components to avoid short circuits.
- Wear eye protection when heating and prying glass surfaces.
- Do not puncture, bend, or apply direct heat to the lithium-ion battery.
- Perform the repair in a well-ventilated area when using isopropyl alcohol.
Overview
Step-by-step
- 1
Eject SIM Tray
1 minInsert a SIM eject tool into the hole on the right side of the device to release the SIM tray. Pull the tray completely out of the phone.
- 2
Heat Rear Cover
3 minApply a heat gun or hairdryer along the outer edges of the glass rear cover for 2 to 3 minutes to soften the factory adhesive.
- 3
Attach Suction Cup
2 minPress a suction cup near the bottom edge of the back panel and gently pull upward to create a small gap.
- 4
Insert Opening Pick
2 minSlide a thin plastic opening pick into the gap under the glass edge to hold it open.
- 5
Slice Perimeter Adhesive
4 minCarefully slide the pick around all four edges of the back cover to cut through the glue. Keep the pick flat to avoid damaging internal flex cables.
- 6
Disconnect Fingerprint Cable
2 minSlightly lift the rear glass from the left side and use a spudger to pop the fingerprint sensor flex cable off its motherboard connector.
- 7
Remove Rear Glass
1 minLift the rear glass cover completely off the phone and place it on a clean surface.
- 8
Unscrew Midframe Fasteners
3 minUse a Phillips #00 screwdriver to remove the 16 screws holding down the top wireless charging frame and lower speaker module.
- 9
Remove Wireless Charging Module
2 minPry up the plastic midframe section housing the wireless charging pad using a spudger and lift it out.
- 10
Remove Loudspeaker Assembly
2 minInsert a plastic pry tool under the bottom loudspeaker module and lift it out of the frame.
- 11
Disconnect Battery Connector
1 minUse the flat end of a spudger to disconnect the battery flex cable directly from the motherboard.
- 12
Apply Isopropyl Alcohol
2 minDrip a few drops of high-concentration isopropyl alcohol along the edges of the battery compartment to loosen the strong glue underneath.
- 13
Pry Battery Upward
4 minInsert a plastic opening card or flat spudger under the battery's edge. Slowly pry upward to break the adhesive bond.
- 14
Lift Out Old Battery
1 minCarefully remove the battery from the phone housing, ensuring you do not puncture or deform it.
- 15
Clean Battery Recess
2 minUse isopropyl alcohol and a lint-free cloth to clean away remaining adhesive residue inside the battery bay.
- 16
Apply Battery Adhesive Strips
2 minPlace new double-sided battery adhesive strips onto the bottom of the battery compartment.
- 17
Press New Battery into Place
2 minAlign the replacement battery in the compartment and press down firmly so it sticks to the new adhesive.
- 18
Reconnect Battery Connector
1 minAlign the battery flex cable over its connector on the motherboard and press down until it clicks into place.
- 19
Reinstall Loudspeaker Assembly
2 minPosition the loudspeaker module back at the bottom of the device and press down until it snaps flush.
- 20
Reinstall Wireless Charging Midframe
2 minPlace the top midframe with the wireless charging coil onto the upper section of the phone.
- 21
Secure Midframe Screws
3 minReinstall and tighten the 16 Phillips #00 screws to firmly secure both the midframe and loudspeaker.
- 22
Reconnect Fingerprint Cable
2 minHold the back glass near the motherboard and reattach the fingerprint sensor connector using your finger or flat end of a spudger.
- 23
Apply Rear Glass Adhesive
3 minPlace a pre-cut rear glass adhesive gasket around the perimeter of the frame.
- 24
Reseal Rear Glass
2 minAlign the rear glass panel over the chassis and press firmly along all edges to form a solid seal.
- 25
Reinsert SIM Tray
1 minPush the SIM card tray back into its slot on the right side of the frame until flush.
After your LG V50 ThinQ 5G battery replacement
Power the V50 ThinQ 5G 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 V50 ThinQ 5G 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 V50 ThinQ 5G repair context in the encyclopedia, or open related DIY guides.

