1. Using the System Restore utility:
If you change a Windows setting or install a program and find that it is harmful to the device or not removable, you can undo it by using the System Restore utility provided by Microsoft on Windows, To access it, type the name of the tool on the search box after clicking on the Start button after clicking on the first option and then you will find a button named System Restore and click on it directly to the tool.
2 – Cancel changes in the program settings:
Of course All programs have settings that the user changes according to their needs, but changing some settings may result If you have a problem with the program or the program is spiking, to solve this problem go to the program settings and find a button with one of these names: “Reset” – “Reset To Default” – “Reset settings” – “Reset Options”
3 – Use Ctrl + Z:
This shortcut is one of the most important shortcuts used in Windows, and the same for Cmd + Z on the Mac, this shortcut enables you to Undo any action you've done or rather go back a step, and the nice thing about this shortcut is that it works on most programs.
Subject by Abdullah Al-Alawi