Windows System Error Code 1635 – ERROR_PATCH_PACKAGE_OPEN_FAILED (0x663)]

In this post, you’ll learn about the Windows System Error ERROR_PATCH_PACKAGE_OPEN_FAILED (0x663)] and the reason why you are receiving the error message

How does this Error in Windows Look like?

Error Code 1635 ERROR_PATCH_PACKAGE_OPEN_FAILED (0x663)]

Why do you receive the System Error Error Code 1635 ERROR_PATCH_PACKAGE_OPEN_FAILED (0x663)] in Windows?

This update package could not be opened. Verify that the update package exists and that you can access it or contact the application vendor to verify that this is a valid Windows Installer update package.