Hold Shift key and click Restart (Easiest) Click Start > Power Button. Then hold Shift key meantime click Restart. Wait for seconds then you would access to Boot Options Menu.
How do I manually enter boot menu?
When a computer is starting up, the user can access the Boot Menu by pressing one of several keyboard keys. Common keys for accessing the Boot Menu are Esc, F2, F10 or F12, depending on the manufacturer of the computer or motherboard. The specific key to press is usually specified on the computer’s startup screen.
How do I get to the boot menu on startup?
The Advanced Boot Options screen lets you start Windows in advanced troubleshooting modes. You can access the menu by turning on your computer and pressing the F8 key before Windows starts.
How do I enable the F12 boot menu?
Turn off the computer. Connect the USB flash drive to the computer. Turn on the computer and tap the F12 key several times, until you see One Time Boot menu.