How to fix error code 0x80070057: Invalid parameter in Windows 7

There are multiple methods to resolve the error code 0x80070057 in Windows 7:

1. Run the System File Checker (SFC) tool: Open Command Prompt as an administrator, type 'sfc /scannow' and hit Enter. This will scan and fix any corrupted system files.
2. Check and repair disk errors: Open Command Prompt as an administrator, type 'chkdsk /f /r' and press Enter. This will check for and repair disk errors.
3. Temporarily disable any third-party antivirus software: Sometimes, third-party antivirus software can interfere with Windows updates. Disable the antivirus temporarily and try installing the updates again.
4. Delete the SoftwareDistribution folder: Open Command Prompt as an administrator, type 'net stop wuauserv' and press Enter. Then type 'net stop cryptSvc' and press Enter. Next, type 'net stop bits' and press Enter. Finally, type 'ren C:\Windows\SoftwareDistribution SoftwareDistribution.old' and press Enter. This renames the SoftwareDistribution folder. Restart the Windows Update services by typing 'net start wuauserv', 'net start cryptSvc', and 'net start bits', pressing Enter after each command.
5. Perform a clean boot: A clean boot starts Windows with a minimal set of drivers and startup programs. This can help identify any software conflicts causing the error. Follow the steps in this article to perform a clean boot: https://support.microsoft.com/en-us/help/929135/how-to-perform-a-clean-boot-in-windows.

If these solutions do not resolve the issue, you might need to reinstall Windows 7 or seek further assistance from a professional.