Add a startup message in Windows 8 using Group Policy Editor or Registry Editor. The message is shown before users can log into their accounts.
Registry
Turn off Microsoft Office 2013 cloud features, which includes sign-in and cloud storage place, using Registry Editor or Local Group Policy Editor.
Add, Delete or Edit individual command entries in Windows Run history manually or by using a freeware program.
Change default Windows 8 logon screen background color to a color you like with this little registry hack.
Pin any file to the Windows 8 Start Screen by using the ‘Pin to Start’ context menu option.
Hide the free space indicator bars that are shown for all drives, including network drives, in Windows. This registry hack will hide both red bar – for low disk space – and the blue one.
Get the classic login screen – the one with a simple user and password field – in Windows 8, instead of the user account list and Lock screen.
Make computers running on Windows 8, 7, or Vista automatically lock when the laptop lid is closed without sending to Sleep or Hibernate.
Remove the green tick mark overlay icon that services like Dropbox, SkyDrive, Google Drive, and others add to your synced files and folders.
Windows 8 names Win + PrtScr captured screenshots sequentially. Here are the steps by which you can reset the screenshot counter.