How to easily enter safe mode in windows 8

What About F8 and SHIFT+F8?

Press and hold the Shift button and press F8 key simultaneously, this will sometimes boot you into the new advanced “recovery mode”,  where you can choose to see advanced repair options.

when your PC reboots you will be able to boot into Safe Mode from the familiar looking Advanced Boot Options screen.

Safe Mode with "MSCONFIG"

Select Run box and type MSCONFIG then you will see  SYSTEM CONFIGURATION UTILITY

Switch over to the boot tab, and click on the Safe Boot check box.

then click on apply and restart your PC.