TECHNOLOGY

With its restore points, Windows 7 can easily return to a previous state where the configuration does not meet the problem.

Warning, this is not System Recovery! This is a very simple operation which has the advantage to cancel changes to the system without affecting personal files such as emails, documents or images created or modified since the restore point.

Sometimes installing a program or driver may cause unwanted effects or make your Windows unstable. Generally, uninstalling the program or driver is sufficient to correct the problem but if it is not the case, the easiest way is to do a system restore to a date when everything was still working properly.
The Restore window

Click the "Start" "All Programs" "Accessories" "System Tools" and then "System Restore".
Use a restore point

Creating and using restore points

The list of different restore points appear:

By clicking "Next", a confirmation window appears. Click "Finish" and it will restore the selected point.
Create a restore point

It is sometimes useful to create a restore point before installing software or performing major changes to your computer. In this way, if handling is proving hazardous, you can always go back.

In the "Start" menu in the search field type "restore" and click on "Create a restore point"

The System Properties window opens. Be aware that Windows 7, creating a restore point should be activated:

Then click the "Create" button, you can create a restore point and name to better find him.