Run the AVG Free Edition 7.5 Setup program
Click "Next >" on the AVG "Welcome!" screen
Click "Accept" on the "License Agreement on Use of an AVG Free Edition" screen
Select "Repair installation" on the "Select Setup Type" screen and click "Next >"
Select "Restart the computer now" (pre-selected by the program automatically) and click "OK" on the "Installation Complete!" screen to restart your computer and complete the installation
