Error 0x8009001D, Provider DLL failed to initialize correctly
Do note that there are many Provider DLL failed errors – here we are talking about Windows Update, Error 0x8009001D, and NTE_PROVIDER_DLL_FAIL mentions.
1] Run the Windows Update Troubleshooter
Open Windows Settings using Win + IClick on Update and Security and then navigate to TroubleshootLocate Windows Update, and click on it, and then run the Windows Update TroubleshooterIt will check for any pending restart, initialize the diagnosis and restart services like BITS.
Once done, try running the update or the standalone package.
2] Reset Windows Update components
Windows Update process, which takes care of a complete update system, can be reset to its default. When you reset Windows Update components to default, it reset & repair all WU-related components & registry keys, detect corruptions, replaces corrupted system files, fixes damaged system image, reset Winsock settings, and so on.
3] Manually clear contents of SoftwareDistribution & Catroot2 folders
Windows Update downloads files in two places— SoftwareDistribution & Catroot2 folders. If there is a sort of corruption or you want to try redownloading everything again, then you can delete the content from these folders. Deleting files from here will need admin privileges. Read our full guide on how you can delete files from SoftwareDistribution & reset Catroot2 folders.
4] In the case of a Standalone package
There are two things you can do here, depending on the situation. First, if you received this error when trying to install a standalone package, then run Windows Update to see if it fixes that. However, if you received an error while running Windows Update, and there is a mention of the package name, then download the package from the Microsoft Update Catalog site, and install it. You can search for the package name and then download it. Once downloaded, double click to install it. The package name usually starts with KB.
I hope you were able to resolve the Windows Update error 0x8009001D.