Changing Window scan disk countdown

U might have seen sometimes when u turn on ur machine, light blue screen comes and it displays a message that following drive needs to be checked for errors and countdown timer of 10 seconds begins if u cancel within this time the checking of disk cancels else it continues. Now u can even change this value of this countdown. Do as following to do so:
Open registry ie. Goto Run type regedit hit enter

now navigate to following key :

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\AutoChkTimeOut

Now here u can change the time from 10 seconds to ur own choice like 86400 seconds that is one day.

Source : Internet