Bought a refurbished Thinkpad t480. Seller stated there was no internal battery but after opening it up I found it installed but unplugged from the motherboard. Is it safe to plug in? : r/thinkpad
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Lenovo Plugged in Not Charging? Try These Solutions to Fix It - MiniTool Partition Wizard
How To Fix Lenovo Battery Wont Charge, 0% Available Plugged In Not Charging, Battery Not Detected - YouTube