How to Fix Windows Update Error 0x80070057 on Windows 11/10
Run DISM and SFC repair commands in an Administrator Command Prompt, then reset Windows Update components.
Preliminary Fast Checks
Verify these 3 simple prerequisites before proceeding to in-depth fixes:
đŦ Root Cause: Why Does Error 0x80070057 Occur?
Error 0x80070057 represents E_INVALIDARG ('The parameter is incorrect'). In the context of Windows Update, it indicates that the update agent encountered unexpected decimal symbol settings, corrupted registry keys under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsUpdate, or disk cluster damage.
đ Primary Triggers for Error 0x80070057
- Corrupted Windows Component Store (WinSxS repository).
- System decimal symbol format mismatches in Windows Regional settings.
- Damaged Windows Update download catalog files.
- Third-party antivirus blocking Windows service installer transactions.
What NOT to Do
Always back up your Windows registry before making manual modifications.
Complete Step-by-Step Solutions for Error 0x80070057
Execute these verified methods sequentially from easiest to most advanced:
Run DISM and System File Checker (SFC)
Restore corrupted Windows operating system component binaries directly from Microsoft's cloud repository.
DISM /Online /Cleanup-Image /RestoreHealth && sfc /scannow
Open Command Prompt as Administrator, paste the command, hit Enter, and wait 5-10 minutes for verification to reach 100%.
Rename SoftwareDistribution and Catroot2 Folders
Forces Windows Update to recreate clean update cache databases.
net stop wuauserv && net stop bits && ren C:\Windows\SoftwareDistribution SoftwareDistribution.old && net start wuauserv && net start bits
Open Admin Command Prompt, execute the command above, and retry checking for Windows Updates.
Verify Windows Decimal Separator Settings
A comma decimal separator can trigger parameter parse errors in update manifests.
Open Control Panel > Clock and Region > Region > Additional settings > ensure 'Decimal symbol' is set to dot (.) and click OK.
đĄ How to Prevent Error 0x80070057 In the Future
- Keep system drive free of clutter using Windows Storage Sense.
- Avoid using aggressive registry 'cleaners' or optimizer software.
Frequently Asked Questions
No! DISM and SFC only repair core Windows operating system files. All your personal documents, photos, games, and programs are 100% untouched.