2 days ago. Downloaded program. Wasn't what I wanted so I uninstalled. My wifi wouldn't work. I tried system restore n all my save points gone. Reinstalled driver for wifi ran check for updates updated whole comp created save point. Worked great. Yesterday tried starting it won't load windows 7. Try safe mode system repair nothing worked. Tore completely down to motherboard removed battery put all back together. Tried system restore at start up. Walked away cpl hours now it has 2 windows up startup repair searching bt hasn't changed for over n hour n a command prompt w x:windowssystem32cmd.exe bt it won't let me. Type anything. Any ideas? Iv tried everything I know. I appreciate any help