They most likely did, in 20H2 edge chromium has gotten a little harder to remove. Heres all the places I’ve found it in:The cumulative update, should not matter.
Did you uncheck/remove also the new Edge (Chromium) component?
%temp%\NLTmpMount01\Windows\WinSxS\amd64_microsoft-windows-microsoftedge_31bf3856ad364e35_10.0.19041.610_none_ef4b75624edbd5e4
%temp%\NLTmpMount01\Windows\WinSxS\amd64_microsoft-windows-e..-firsttimeinstaller_31bf3856ad364e35_10.0.19041.479_none_3117e2c9c60d5cfb
%temp%\NLTmpMount01\Program Files (x86) - Microsoft
%temp%\NLTmpMount01\Users\Public\Desktop
%temp%\NLTmpMount01\ProgramData\Microsoft\Windows\Start Menu\Programs
Sure, yes.The cumulative update, should not matter.
Did you uncheck/remove also the new Edge (Chromium) component?