If that fails, your keyboard drivers might be frozen, but 99% of the time, this method works on the first try.
The is unequivocally F12 for the Boot Menu and F2 for the BIOS . The most common failure point is Microsoft's "Fast Startup" feature in Windows 10/8.1. Disable that feature, tap F12 aggressively after pressing power, and you will gain full control over your boot sequence. acer gateway ne46rs boot key
If you own a (part of the Acer-owned Gateway laptop series), you might have found yourself frantically tapping keys on startup trying to get into the BIOS or boot from a USB drive. If that fails, your keyboard drivers might be