Not a laughing matter for Skyrim Anniversary Edition.
The arrival of the Skyrim Anniversary Edition it may not go unnoticed by those who use some mods and especially modders, given the incompatibility problems with one of the systems used to add or modify something: the plug-in Skyrim Script Extender (SKSE). Whenever Bethesda’s Creation Engine is updated, you sweat cold, as it takes nothing to blow the bank.
The Anniversary Edition includes the Special Edition version of the game along with all mods available in the Creation Club and more to be announced. But this will come as a big update of the version owned, risking to make the mods of those who use SKSE unusable.
“Bethesda has decided to upgrade the compiler used for the 64-bit version of Skyrim from Visual Studio 2015 to Visual Studio 2019. This changes the way code is generated in a way that forces mod developers to start from scratch.“This is what one of the developers of the plug-in said on Reddit and the situation is not exactly rosy.
In short, it would be a huge amount of work, even if many mods are now obsolete and will hardly be updated to the new version. The advice is to make a backup and disable the Steam updates before the11 November, the day the Skyrim Anniversary Edition was released.