Solution: Go into Windows Power Options. Click "Choose what the power buttons do." Click "Change settings that are currently unavailable." Uncheck "Turn on fast startup." Shut down. Now try the F2 key again.

| Proline Series | Most Likely BIOS Key | Backup Method | | :--- | :--- | :--- | | (Workstation) | Del | F2 | | Proline N-Series (Netbook) | F10 | Esc | | Proline X-Series (Ultrabook) | F2 | Windows Shift + Restart | | Proline M-Series (Business) | F2 | Fn + F2 | | Proline S-Series (Student) | Del | F1 | Troubleshooting: When Nothing Works "I tried everything! The laptop just boots to Windows."

Solution: If you are using a USB keyboard, switch to the laptop's built-in keyboard. Wireless USB keyboards often initialize too late. If you must use external, plug it into a USB 2.0 port (usually black or white, not blue).