Acer Laptop No Bootable Device — How to Fix

What Does This Error Mean?

No Bootable Device on an Acer laptop means the BIOS cannot find a drive with a valid operating system. Most cases are caused by a wrong boot mode, a corrupted boot record, or a failed drive.

Affected Models

Acer Aspire
Acer Swift
Acer Predator
Acer Nitro
Acer Spin
Acer TravelMate

Common Causes

Hard drive or SSD failure or disconnection
BIOS Boot Mode mismatch (UEFI vs Legacy)
Corrupted Master Boot Record or EFI partition
Wrong boot order in BIOS
Loose M.2 SSD or SATA cable connection

How to Fix It

Check if the drive is detected in BIOS.

Power on and tap F2 to enter Acer BIOS. Look for the drive in the boot section. If absent, the drive has failed or is disconnected.
Verify Boot Mode and reset to defaults.

Boot Mode should be UEFI for modern Windows. Press F9 in BIOS to load defaults if you are unsure of settings. Save and exit.
Repair the Windows boot record.

Boot from a Windows 10/11 installation USB. Go to Repair > Troubleshoot > Command Prompt and run: bootrec /fixmbr, bootrec /fixboot, bootrec /rebuildbcd
Reseat the SSD.

Power off and remove the bottom panel (typically multiple screws). Unscrew the M.2 SSD, reseat firmly, and screw back down. Or reseat the SATA cable for older 2.5-inch drives.
Replace the drive if undetected.

If the drive is missing in BIOS even after reseating, it has failed. Replace with a compatible drive and reinstall Windows.

When to Call a Professional

If the drive is detected in BIOS but Windows still does not boot after rebuilding the boot record, a technician can perform a clean OS installation while preserving data.