Fixing Error Code 0x800f081f: Missing Source Files on Windows Server 2022

The error code 0x800f081f often appears when attempting updates or installations in Windows Server 2022 due to missing source files. Here's how to address this issue:

1. Verify internet connectivity: Confirm that your server is connected to a reliable internet source. If disconnected, establish an internet connection and retry.


2. Utilize DISM: The Deployment Image Servicing and Management (DISM) tool helps in fixing the Windows image. Steps to use DISM:

a. Launch Command Prompt as administrator.
b. Input and execute: DISM /Online /Cleanup-Image /RestoreHealth
c. Allow the operation to finish.



3. Employ the System File Checker (SFC): The System File Checker aids in inspecting and mending corrupted system files. Instructions for SFC:

a. Start Command Prompt as administrator.
b. Enter and run: sfc /scannow
c. Await completion of the process.



4. Run the Windows Update Troubleshooter: This troubleshooter resolves update-related issues. To use it:

a. Access the Settings app.
b. Navigate to Update & Security.
c. Select Troubleshoot.
d. Choose Windows Update and initiate the troubleshooter.
e. Proceed with the prompts to troubleshoot.



5. Consult the Windows Update Catalog: Should the previous methods fail, consider manually downloading and installing the necessary files from the Windows Update Catalog. Steps include:

a. Visit the Windows Update Catalog site.
b. Search and download the needed update or feature.
c. Manually install the downloaded files.

By executing these procedures, you should effectively resolve error code 0x800f081f on Windows Server 2022.