Right-click on the specific sub-key, and then select Delete. Check the entries and look for applications you know are already uninstalled.

These are sub-keys associated to applications installed on a specific user account.

Double-click HKEY_CURRENT_USER to expand the entries under it, and then double-click SOFTWARE.

It is important to locate and delete entries of uninstalled software if they have not yet been removed before.

Installed applications create many registry keys that are essential for their functionality. Clean up Program and Application Registry Entries To recover the created back up, choose the option to Import and then open the backup file that you saved.ģ. It is saving all entries to the backup file and you will need wait for it to be responsive so you can proceed.

Choose where you want to save the backup file, and then click Save.Īfter saving, the Registry Editor may become unresponsive.

Click File on the menu bar, and then select Export.

Having a backup allows you to recover accidentally deleted entries. Accidental removal of an essential registry entry may damage the system of your PC. Registry keys are important to the functionality of your computer and its installed programs. The Registry Editor will open in a new window.

In the Open field, type regedit, and then press ENTER.

On your keyboard, press the Windows + R keys to launch the Run command.

If you need assistance, you can view the Help file by clicking Help > Help Topics on the Registry Editor window. Always create a backup before making any changes.

Editing your computer's registry can cause serious errors on your computer.

Best registry cleaner windows 7