How to Speed up Windows 8 Startup with Fast Startup
*Works Only on Windows 8
1) Go to the Start menu, press Windows + W Keys, and search for Power Options and select Power Options from search results. OR Simply go to Control Panel > Power Options
2) From the left side panel, select Choose what the Power buttons do... (like below)
3) Click Change Settings that are currently unavailable under the Define power buttons and password protection section in the up of the page. This will allow you to change the settings of the and enable Fast Startup mode.
4) Check the option Turn On Fast Startup (recommended) to enable Fast Startup.
Done! Now to test the new Fast Startup feature simply Power OFF your Computer (Not Restart) and you'll certainly notice the difference about startup speed.