With the release of Windows 10, Microsoft introduced Microsoft Edge with its OS and indirectly signalling no new feature upgrades to IE. Some of the Microsoft websites relied on Internet explorer for many years, and catalog is one of them.
Now, moving forward as Microsoft had promised, the update catalog now works with all the browsers. Earlier catalog used ActiveX control. which made the website only specific to IE. Microsoft has officially written a post on this, where you can get more information about it.
This announcement means that IT admins can finally use Edge, Chrome, Firefox, and other browsers to download and manage Windows updates. You can get more information about Windows update catalog here: