In Windows 10 / 8.1, you can add a button to File Explorer to Undo an action, such as moving, renaming, or deleting a file.

By default, Windows File Explorer in Windows 10 / 8.1 does not show Undo icons (or Redo, Rename, etc. ):

Vi trí mở Undo hoàn tác trở lại

So when you move a file and then change your mind, you have to work a little harder to undo this. Icons are not visible for Undo or Redo.

It would help if you found the small drop-down arrows alternately and one by one in addition to the commands you want to show all the time.

Thêm hoàn tác

Once you do this, you’ll see (if you look carefully) gray icons:

màu xám nhạt khi chưa có của sổ để hoàn tác

For better visibility, you can choose to drop down again and then show below Ribbon:

Di chuyển vị trí Undo trong File Explorer

And after you move a file, etc., you’ll see an Undo icon pop up:

Nút hoàn tác (Undo) xuất hiện trong File Explorer