Computer and IT knowledge - things to know
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HOW TO UPDATE BIOS
from LINUX CLI
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1. Check current BIOS version:
$ sudo dmidecode -s bios-version
2. Install fwupd if not already:
$ sudo apt update
$ sudo apt install fwupd
3. Refresh firmware metadata:
$ sudo fwupdmgr refresh
4. Check available updates:
$ fwupdmgr get-updates
5. Apply BIOS update (if supported):
$ sudo fwupdmgr update
6. If fwupd not supported:
- Download BIOS .exe from Lenovo support
- Create a FreeDOS USB
- Boot from USB and run:
C:\> BIOSUPDATE.EXE
7. Reboot system:
$ sudo reboot
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