KB4505056 fixes gov.uk HSTS bug on Windows 10 1809 – 17763.504

KB4505056 comes as a relief for Windows 10 1809 users as this addresses the access to gov.uk domain bearing websites issue. This bug comes into picture only when websites don’t support HTTP Strict-Transport-Security commonly known as HSTS.

In addition to the above improvement, KB4505056 cumulative update enhances the build of current 1809 OS to 17763.504. Here, in this post, we discourse the general fixes, known issues and how to acquire this patch update on your System.


Fixes that came with this Release

There is only one one fix that came along with this patch update on 19th May for Windows 10 1809 users.

  1. Earlier when one tries to ingress gov.uk websites while browsing on Microsoft Edge or Internet Explorer 11, it creates an issue. This bug restricts access to above websites only if it doesn’t support HSTS.

Note: HSTS stands for HTTP Strict Transport Security.

KB4505056- Known Issues

There are no new bugs on this release. It contains only those issues which are occurring from the last two cumulative updates. You may click here to see them atop.

How to get KB4505056 update

Before getting hands on this release, you should install SSU (KB4499728) as a prerequisite. Doing this will make sure that no unwanted issues pop-up during update process. Even if it does, it will handle the same effectively. Windows 10 users will acquire this servicing stack update automatically on their System. If not, you can manually locate this by visiting here.

UK users will obtain KB4505056 update automatically on their PC and in turn this fixes the underlying issues. You may require to Restart your Desktop/ laptop for once so that it starts working normal.

Users living outside of UK should visit Windows Update section then tap Check for Update option. This is a necessary step as the update won’t install automatically on such user’s PC. The path to be followed is-

Settings > Update & Security > Windows Update > Check for Updates.

To get KB4505056 standalone package, you should visit Microsoft Update catalogue.