Restart Windows 10 using the WinX menu

You can also access the power user menu, also known as the WinX menu, by pressing the Windows + X keys on your keyboard, or by right-clicking (long pressing) on the Windows button from the bottom-left corner of your desktop. On the WinX menu, press “Shut down or sign out” to access Shut down or Restart.

Source: https://www.digitalcitizen.life/7-ways-shut-down-or-restart-windows-10-pc-or-device/

Restart Computer On Windows 7

You can perform a basic reboot on Windows 7 by opening the Start menu → Clicking the arrow next to Shut Down â†’ Clicking Restart. If you need to do further troubleshooting, hold F8 while rebooting to access the advanced startup options.

Windows XP and prior

In Windows XP and earlier, Ctrl+Alt+Del brings up the Windows Security screen. To restart:

  1. Click the Shut Down… button.
  2. In the new window that appears, click the down arrow and select Restart from the drop-down menu.
  3. Click OK.

Sorce: https://www.computerhope.com/issues/ch000825.htm