How to recover mistakenly deleted files

Accidentally, delete the wrong, but also emptied the Recycle Bin, how ah?
In three steps, you'll get back what you deleted and emptied the Recycle Bin.
Steps:
1, click "Start"-run, and then enter regedit (open the Registry)
2, sequentially expand: Hekey--local--machime/software/microsoft/windows/currentversion/explorer/desktop/namespace on the left blank outside click "New", Select: "PRIMARY Key" and name it "645ffo40--5081--101b--9f08--00aa002f954e"
Set the key value of the default primary key on the right to the Recycle Bin, and then exit the registry. It's OK.
3, to restart the computer.
As long as the machine has not run the disk collation. The system is intact. Any time the documents can be found back.