If you use Windows BitLocker encryption, suspend it temporarily via the Control Panel to prevent login lockouts post-update.
Extract the downloaded .zip file, right-click the .exe file, and select Run as Administrator .
Simple, no USB drive needed. Cons: Windows background processes can interfere. update bios acer nitro 5 an51543
In the System Summary page, look for the row.
Do not shut down or restart the computer during the update process. If you use Windows BitLocker encryption, suspend it
If you update to a buggy BIOS version (like 1.12) and want to go back to a previous stable version (like 1.10), the news is not good. In the same community discussion about the issues with v1.12, the affected user reported that when they tried to downgrade, "the software will not allow it," which suggests that Acer has implemented a block on flashing older BIOS versions once a newer one is installed.
Before starting, follow these precautions to avoid "bricking" your laptop—a permanent failure caused by a corrupted BIOS flash: Cons: Windows background processes can interfere
Turn off third-party antivirus programs and close all open applications. Step-by-Step BIOS Update Guide 1. Check Your Current Version How to Update the BIOS on an Acer Nitro