How to Fix Winlogon to Run System File Checker in Windows 7
- 1). Insert your Windows 7 install disc into your computer's optical drive.
- 2). Boot the system and wait for the computer to load the Advanced Boot Menu.
- 3). Click on the language you want to use and then click the "Next" button.
- 4). Click on the "Repair your computer" option from the menu.
- 5). Click on the "Windows 7 operating system" option from the menu and then click the "Next" button.
- 6). Click on the "Startup Recovery" option from the menu and wait for the computer to repair your system files.
- 7). Restart your system and click the "Start" button when you reach the home screen.
- 8). Click the "All Programs" button and then go to the "Accessories" tab.
- 9). Click on the "Command Prompt" option and type "sfc /scannow" into the command prompt.
- 10
Press "Enter" to start the system file checker.
Source...