Reinstall / Repair the Windows Vista Sidebar

For those encountering problems with the Vista Sidebar loading and gadgets disappearing: Open a Command Prompt as an Administrator. Enter these commands, pressing Enter after each line: Regsvr32 atl.dll Regsvr32 “%ProgramFiles%\Windows Sidebar\sbdrop.dll” Regsvr32 “%ProgramFiles%\Windows Sidebar\wlsrvc.dll”

How to clean a Mac mouse

If you are having problems using the official Mac mouse (e.g. sticking, unresponsive) then try cleaning it by turning it upside down and moving the mouse in a circular motion by pushing down on the ball. Official Apple Guidelines Official Apple Video Tutorial Use QuickTime or VLC player to play the video.