What the hell is Windows.old?

[Yariisg]

Hye,

When i doubled clicked my OS drive I saw a strange forlder
called "Windoes.old" with the frogram files and windows folders?
it takes from my HD 2gb

can i delete it? or leave it?

 

[Kibaruk]

It is your old windows installation.

When you upgrade your existing windows version, everything you had before (Configuration files mainly) is stored in a sort of backup way to let you check what you want to keep and what no.

You can erase it without problem.