Option1: Set computer to boot from USB drive with Boot Menu. Insert the password reset USB drive to computer and power on it. When Vender logo appears, press Boot Menu key ( F12 in generally, check Keys for popular PCs in table below) repeatedly to enter Boot Menu, and then choose USB Flash Drive to boot from. Im attaching another Acer Aspire IFR Code for compare purposes where the option menu is already present and visible Also attaching a pictures about that visible menu and about locked Acer menu (Reward Offer Still Available For Proper Unlocking Patch Just For Motivation Because Time And Effort is Value!!!) Excuse Me For Ifyou find yourself unable to hit the F2 key before your laptop finishes its start-up procedure, as is increasingly common with the implementation of solid-state hard drives, recent versions of Windows allow users to boot into BIOS directly through a menu. To do this in Windows 8.1, open the Start menu and click "Settings," followed by "Change Poweron your Acer Aspire 5920 laptop. On the first screen, press the "F2" key to access the BIOS settings. The BIOS setup utility will appear on the screen. Navigate the menus using the arrow keys. To choose a menu, press the "Enter" key. Select the "Main" menu to view the current system settings. Ifdisk hasn't already been corrupted by the PartitionMgr, press and hold power button till laptop shuts off. Turn it back on and immediately tap the F2 key to enter the BIOS menu. Press F9 to set BIOS defaults. Make sure that UEFI mode is re-enabled in the BOOT tab. Then press F10 to save defaults settings and exit the BIOS menu. Usethe right arrow key to select Boot. Press the down arrow key to select Secure Boot and press Enter. With the arrow key, highlight Disabled and press Enter. Chnage the value to Enable Press the F10 key and select Yes to save the changes and exit the BIOS. Step 3: As soon as the first logo screen appears, immediately press F2 to Whatare you trying to boot from? If another device go back to the BIOS menu advanced features. Disable both quick and quiet boots. Set boot device priority that you'd like, for example, a USB drive or DVD. F10 to save settings and exit. Jack E/NJ. Jack E/NJ. Turnthe computer on and press and hold "F12" when the Acer logo appears until you enter the boot menu. From here, select the USB optical drive and press "F10," then click "Exit Saving Changes voHi5bg.