Skype and paint.net won't start up?

[Pyramids]

I tried reinstalling Skype but it still closes 2 secs after I start it up, same with paint.net. Haven't found any other programs that do this. Does anybody know why this is happening and can help me solve this?

 

[Zeiyon]

Is windows updated to lastest version?
What about skype and piant.net? Are they updated to the lastest version.

 

[Pyramids]

Is windows updated to lastest version?
What about skype and piant.net? Are they updated to the lastest version.

I re-installed Skype and Paint.net to the latest version, idk how to update windows tho[DOUBLEPOST=1462298947][/DOUBLEPOST]Bump