Updating the Acer Nitro 5 AN515-43 BIOS to version 1.12 requires downloading the firmware from official support channels and ensuring the AC adapter is plugged in to avoid device failure. The process involves running the executable as an administrator and allowing the system to restart automatically, with no official rollback path provided for this model. For full instructions and to download the file, visit Acer Support Product Support - Nitro AN515-43 | Acer United States
Automatic Restart: Your laptop will automatically restart and begin flashing the new BIOS. Once complete, it will reboot back into Windows . Как обновить BIOS на Acer Nitro update bios acer nitro 5 an51543 link
Updating the BIOS on the Acer Nitro 5 AN515‑43 (AMD Ryzen) can fix hardware compatibility, improve stability, and add microcode/firmware updates. It also carries risk: a failed update can brick the laptop. Only update if you have a specific need (fix, CPU/memory support, or recommended by Acer). Updating the Acer Nitro 5 AN515-43 BIOS to version 1
Model: Acer Nitro 5 AN515-43
Risk Level: Medium (Power loss during update can brick the laptop)
Official BIOS Source: Only from Acer Support (never third-party sites) Once complete, it will reboot back into Windows
However, because the update process on this specific model can cause the screen to go black for a worrying amount of time, it requires patience. If you are uncomfortable with the process of flashing firmware, you might want to use the Acer Care Center utility built into Windows, which handles the update automatically in a more user-friendly way.
Software: Disable third-party antivirus software and close all background programs before starting . Step-by-Step Update Instructions
Step 1: Check the current BIOS version