So if you are rocking windows 8.1 on your PC and bored of entering password every time you start your PC then this post will help you.
This method will not remove your password but it will log in for you every time you boot up.
Follow the steps:
Open run and type in control userpasswords2 and hit ok.
Now a dialogbox will open like this.
Now uncheck user must enter username and password to use this computer and hit ok.You're Done.