Bypass your cache — Simple instructions
In most Windows and Linuxbrowsers:
  • Hold down Ctrl and press F5.
In Apple Safari:
  • Hold down ⇧ Shift and click the Reload toolbar button.
In Chrome and Firefox for Mac:
  • Hold down both ⌘ Cmd+⇧ Shift and press R

When you turn off your PC, all the data held in your system memory is wiped. That means that the quickest route to clearing your Windows memory cache is to just turn your PC off.  

Related: hard refresh, clear cache