Repair Tool Version Note: The current version of the Microsoft's automated repair tool (dated 10-08-2012) supports repairing the. NET Framework Repair tool (Note: clicking on link may initiate download) is useful for framework installation failures when an issue can't be fixed in the setup process, helping to detect and fix common causes of such failures. If that doesn't resolve your issue, run the System File Checker and then open Control Panel and choose Programs and Files. 5 install program and point to the drive you mapped. NET Framework Repair Tool is displayed in the following image.