If you look in the dcs folder there are 2 bin folders one is mt the other single thread … if you go in the mt bin file there is a dcs executable there and that is the multi thread one
Win 11 laptop …a few days ago I got an alert to update Java but it also said that I hadn’t been using it and offered to uninstall which I did…
Shows up normally on my phone
Glad that you found the culprit. What I usually do is disable all unnecessary extensions, then enable them one by one until the issue returns. Which, is probably the process you went through.