Microsoft has released a portable troubleshoot application to fix some common Windows errors and issues. This application fixes all the errors automatically with one click.
You don't need any separate software to solve your Windows errors. You can fix lots of
common errors with Fix It such as Aero interface issues, computer power consumption issues and hardware detection issues etc... 
Run the EXE file after downloading, it will download the complete Fix It tool for your system. After download completes you can start Fix It portable version by clicking"Launch Fix it.exe"

Click Here to Download  Fix It portable version

Already i have given you XP Quick Fix for Windows XP users and 7 Quick Fix 2.0 for Windows 7 users. 

XP Quick Fix can solve 25 common problems with one click.
Click here to read Solve 25 common problems in Windows XP with one Software,

7 Quick Fix 2.0 can fix 100+ common problems with one click.
Click here to read Fix 100+ Windows 7 Errors and Problems with one Software