How Do I Restore My Lenovo Bios to Previous Version?

How do I roll back Lenovo BIOS update?

Solution

1. Go to the BIOS Setup menu (Read at Methods to enter BIOS)
2. Click on Security.
3. Click on UEFI BIOS Update Option.
4. Click on Secure Rollback Prevention.
5. Click on Disable.

13 мар. 2016 г.

Is it possible to downgrade BIOS?

Downgrading your computer’s BIOS can break features that are included with later BIOS versions. Intel recommends you only downgrade the BIOS to a previous version for one of these reasons: You recently updated the BIOS and now have problems with the board (system won’t boot, features no longer work, etc.).