Windows 10 v1903 CU fails to install with error 0x80073701

Vlad Turiceanu
by Vlad Turiceanu
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Windows 10 v1903 still fails to install with error 0x80073701

Microsoft just released its August 2019 Patch Tuesday updates and users already complain about bugs and errors.

This is quite a worrisome trend, as the last month’s Patch Tuesday brought a lot of problems. Some of them haven’t been fixed yet, and Windows 10 users are getting more and more annoyed.

New Cumulative update for Windows 10 v1903 still has old issues

Here’s how one user describes the problem when trying to install KB4512508:

Well here we go AGAIN! Another ‘Patch Tuesday‘ and yet another update that refuses to install. Last month there was a Cumulative Update that would not install and now we have another one, 2019-08 Cumulative Update for Windows 10 Version 1903 for x64-based Systems (KB4512508) –Error 0x80073701, with the same error code.

This isn’t a new problem, as other users complained about it last month.

How can I fix error 0x80073701?

If you’re on the same boat, you’ll be happy to know that there are a couple of fixes that you can try.

We’ve already dealt with Error 0x80073701 in this detailed guide, so be sure to check it out to fix the issue.

If you want to avoid any possible problems with KB4512508, you can block it and wait until Microsoft sorts things out with it.

What other bugs have you encountered with KB4512508?

Leave your answer in the comments section below and we’ll be sure to check it out.

Update: Microsoft acknowledged the problem in an update to the Windows 10 Health Dashboard:

Installation of updates may fail and you may receive the error message, “Updates Failed, There were problems installing some updates, but we’ll try again later” or “Error 0x80073701” on the Windows Update dialog or within Update history.

We are working on a resolution and will provide an update in an upcoming release.