Open the Start menu and right click on “Computer”, and chose “Properties”.
The window for System area of Control Panel will be open; you just need to click the link of “System Protection” on left panel.
The new window of system properties will be open. Select “System Protection” tab to get system restore section.
For creating the new restore point just click on “Create” button. Then the window will be open and ask the name for restore point. Give it the appropriate name that you can remember.
Then just do ticks on the “Create” button which will create restore point.
After completing, the message will appear with saying completed successfully.
Now you can restore your computer using System Restore if the applications blow up windows.