This page from the MS community should help. Although if the update is no longer offered, the Installation Assistant works exactly like the update version.
I have dell G3 3500 .Two days ago i upgraded to windows 11 through windows update and due to some issues i want to rollback to windows 10.But my question is can i again upgrade to windows 11 from windows update? Because i don't want to upgrade through window 11 assistant.I only want to upgrade through windows update in settings.Final Can i update again from windows update in settings after rollback windows 10?Please help me if you have accurate idea.
Can i upgrade to windows 11 again after i rollback to windows 10 using windows 
updates