Windows periodically purges older files from the Recycle Bin, but if you change your mind about a file or folder you deleted, you may still be able to retrieve them. To try to restore a deleted file or folder, double-click the Recycle Bin icon on the desktop. Right-click the file or folder and choose Restore. Windows restores the file to wherever it was when you deleted it.
To delete a computer file or folder:Locate the file or folder by using Windows Explorer.
To do so, right-click Start and choose Open Windows Explorer and then browse to locate the file you want to delete.
In Windows Explorer, right-click the file or folder that you want to delete and then choose Delete.
The Delete File dialog box appears.
Click Yes to delete the file.
Instead of right-clicking and choosing Delete from the menu that appears earlier, you can press the Delete key on your keyboard.
