How to Replace Lenovo Thinkpad T14s Gen4 Battery Replacement
Ready to Start?
This repair is doable but tricky. If you get stuck or don't have the specific tools listed, we can help.
Is it Worth Fixing Yourself?
Real-world breakdown of DIY vs. Hiring a NeighborTech.
Do It Yourself
- Part Cost$69
- Time Investment25 Mins
- Risk Factor:Disconnect the internal battery in BIOS before opening (Lenovo Vantage > Power > Disable Built-in Battery).
Hire a NeighborTech
- Est. Labor Cost$89
- Your Time Spent0 Mins
- Includes 30-Day Warranty
If we break it, we buy it.
Introduction
This guide covers the Battery Replacement process for the Thinkpad T14s Gen4.
Device Specs
- Model Number: 21F6
- Screen Size: 14-inch 2.8K OLED
- Battery: 57Wh
- Release Year: 2023
Did You Know?
ThinkPad keyboards consistently rank as the best laptop keyboards in the industry, with a full 1.5mm key travel that most ultrabooks can't match.
Tools Required:
- Phillips #0
- Tweezers
- Spudger
- Isopropyl Alcohol
Step-by-Step Instructions
1Step 1
🔌 **Power Safety:** Unplug the AC adapter and remove any external peripherals (USB drives, SD cards) before flipping the device.
2Step 2
⚠️ **Static Risk:** Laptops are sensitive to ESD. Touch a metal object or use an anti-static wrist strap before touching the motherboard.
3Step 3
Power off the Thinkpad T14s Gen4.
4Step 4
Remove the bottom screws and open the display.
5Step 5
Disconnect the battery connector.
6Step 6
Remove the adhesive pull tabs from under the battery.
7Step 7
If tabs break, use isopropyl alcohol to dissolve adhesive.
8Step 8
Insert the new battery and reconnect.