For the vast majority of Cepter desktops and all-in-ones, . If that fails, try F11 or ESC. When all else fails, enter the BIOS (F2 or Delete) and look for a "Boot Menu" setting to enable F12 support, or use the "Boot Override" option inside the BIOS. Write down the correct key once you find it—taping a small note to the side of the case can save future headaches.
: Ensure the device is fully powered off, not just in sleep mode.
After researching Cepter systems and drawing from common practices in motherboards from manufacturers like ECS, Intel, and Biostar (often used in Cepter builds), the . Upon powering on the computer, repeatedly pressing the F12 key—typically once every second—should bring up a text-based or simple graphical menu listing available boot devices (e.g., "SATA HDD," "USB Flash Drive," "CD/DVD," "UEFI: USB Drive"). cepter boot menu key
: Use the arrow keys to select your USB drive or external hard drive and press Enter . Troubleshooting: If the Key Doesn't Work
If you are trying to install a new OS and your USB drive doesn't appear in the boot menu, you may need to disable Secure Boot and enable Legacy Support within the BIOS settings. For the vast majority of Cepter desktops and all-in-ones,
: Windows "Fast Startup" can bypass the boot menu screen entirely. To disable it, go to Control Panel > Power Options > Choose what the power buttons do and uncheck "Turn on fast startup".
The "F12 Boot Menu" must be enabled in BIOS. It is disabled by default. Active@ Disk Image Write down the correct key once you find
: Tap F12 or Esc until the Boot Manager screen appears.
: On some Cepter laptops, you may need to hold the Fn key while tapping your function key (e.g., Fn + F12 ).