First
If you accidentally manually uninstall an app or driver that is part of a package, or if an update goes wrong for some reason, use a repair to fix the package. Simply specify the package to repair. Click Next to reinstall the package. Note that this will also update it to the latest version.
Finish
Choose the components to add and/or remove. You will then be asked to confirm before the changes are made. Click Next to complete the changes.