How to disassemble Lenovo ideapad 300-15ISK – Inside my laptop
Removal and installation steps of backup battery - ThinkPad X220 Tablet and X220i Tablet - Lenovo Support MX
I am removing the battery from my Lenovo yoga 930C. I removed all 4 battery screws, but the battery is still attached to the laptop. In this video, it seems pretty easy
Removal and installation steps of battery pack - ThinkPad X220 Tablet and X220i Tablet - Lenovo Support US