Acer Aspire V5-431 - DOS Flash Utility; Winflash Utility

2-14 System Utilities
DOS Flash Utility 0
Perform the following to use the DOS Flash Utility:
1. Press F2 during boot to enter Setup Menu.
2. Select Boot Menu to modify boot priority order.
Example: If using USB HDD to Update BIOS, move USB HDD to position 1.
Figure 2-10. BIOS Boot
3. Insert the USB HDD and reboot computer.
4. Execute <BIOS.BAT> to update BIOS.
WinFlash Utility 0
Perform the following to use the WinFlash Utility:
1. Double click the WinFlash executable file.
2. Click OK to begin the update.