Perform the CMOS reset (remove battery). If that fails, use the recovery flash (Method C in Part 3). As a last resort, contact Acer support—your board may need to be reflashed via an SPI programmer.

Disclaimer: This write-up is compiled from technical data for the Acer B36H4AD platform. Manufacturer revisions may occur; always visually inspect your specific board headers before connecting power.

: Includes SATA III ports for standard SSDs and HDDs. While it may include an M.2 slot, some motherboard revisions do not natively support NVMe boot drives, requiring standard SATA III SSDs for upgrades. Maintenance and Updates