How to disable fast boot. Go to system and security power options and then click on the choose what the power button does link. To disable fast boot windows 10 just follow the steps below. Click choose what the power buttons do.
Click turn on fast startup. Right click the start button. Step 3 look for shutdown settings and under that uncheck the box turn on fast startup.
Click on the change settings that are currently unavailable link. Type control panel and hit enter on your keyboard. Method 1 disable fast startup in windows 10 through control panel step 1 go to the control panel type power option and hit enter.
Step 2 a menu will appear select choose what the power buttons do. Input gpeditmsc in the empty box and click ok to open local group policy editor. Press windows r to open run window.
Click change settings that are currently unavailable. Access windows 10 control panel.