L20C4P71 L20M4P71 Laptop Battery Replacement for Lenovo ThinkPad X1 Carbon 9th 10th 11th Gen,ThinkPad X1 Yoga 6th 7th 8th Gen 2021 2022 2023 Series L20D4P71 L20L4P71 5B10W13973 SB11M89857 15.44V 57Wh

Compatible Part NumberL20C4P71 L20L4P71 L20M4P71 L20D4P71 SB10T83215 SB10T83216 SB10T83217 5B10W13972 5B10W13973 5B10W13974 5B10W13975Compatible ModelReplacement for Lenovo ThinkPad X1 Yoga 2021 Series;Compatible ModelReplacement for Lenovo ThinkPad X1 Yoga 2022 Series;Compatible ModelReplacement for Lenovo ThinkPad X1 Yoga 2021 6th Gen (Type 20XY, 20Y0) Series;Compatible ModelReplacement for Dell Precision 7780 Series.Compatible ModelReplacement for Lenovo ThinkPad X1 Yoga 2023 8th Gen (Type 21HQ, 21HR) Series;Compatible ModelReplacement for Lenovo ThinkPad X1 Carbon 2021 Series;Compatible ModelReplacement for Lenovo ThinkPad X1 Carbon 2022 Series;Compatible ModelReplacement for Lenovo ThinkPad X1 Carbon 2021 9th Gen (Type 20XW, 20XX) Series;Compatible ModelReplacement for Lenovo ThinkPad X1 Carbon 2022 10th Gen (Type 21CB, 21CC) Series;Compatible ModelReplacement for Lenovo ThinkPad X1 Carbon 2023 11th Gen (Type 21HM, 21HN) Series.AttentionIf you install the battery, you find that the laptop cannot detect the battery or the battery level cannot be displayed normally. Please check whether the battery cable is installed properly. Sometimes the battery cannot be charged because the cable is not fixed properly. What do I need to be aware of when I receive a battery?
You need to check its appearance, confirm the model, read the instruction manual. Cycle and charge it 5 to 6 times to activate the maximum usage space of the battery. When not in use temporarily, charge the battery to 50%-60%.

What should I do if laptop won't boot up after installing a new battery?
1.Check if the battery is properly seated and connections are clean. 2.Try charging it or use the adapter alone to start. 3.Examine hardware links, like RAM and adapters. 4.Reset BIOS settings if needed. 5.Enter Safe Mode to fix system issues.

How should I do if the battery is not recognised?
If it is not recognised, it is recommended to update the BIOS settings or please disconnecting the old battery, and holding down the power button for 20 seconds, then connect the new battery.

What should I do if the battery expands?
1.Power off your laptop and disconnect it from any power source. 2.Carefully remove the swollen battery from the laptop in a well-ventilated area, avoid pressing or squeezing the battery during removal.

What can you do if you are not satisfied with the battery?
Please Contact ZTHY, we'll help you. Our battery have 12 months replace a new one and 30 days moeny back guarrante.

1, You need to turn off your laptop and disconnect the power.
2, Disconnect the connection between the old battery and the motherboard to avoid unnecessary damage caused by disassembling the battery. Then unscrew the old battery screws one by one and carefully save each screw.
3, Remove the old battery, carefully install the new battery on the battery case, screw in the screw, and connect the wiring of the new battery.
4, If you don't understand the above steps, you can search for the video about laptop battery installation on YouTube. Maybe it will help you.
1. Discharge the new battery use to 10%(not to 0%) and then charge to 95%, and cycle 3-4 times.
2. Do not disassemble, crush or puncture. Do not dispose of in fire or water.
3. If you remove the battery for a long time, charge more than 80% at least one time within one month.
4. Don't connect the adapter for a long time while using the battery. It may damage the battery.
5. When using the battery, care should be taken to prevent exposure and moisture.
1. Could be caused by battery loss. Please re-install the battery and make sure that the battery cable and the motherboard interface are tightly inserted.
2. Maybe due to conductive material damage which the laptop motherboard and battery anode and cathode contact position, you can try to confirm it with your original battery.
3. Check whether the battery drive