weak aura
This is the specific one
https://wago.io/KgYV0sLYu
It seems they also turned it into an addon for those who don’t use WA
https://www.curseforge.com/wow/addons/classicguildframe
It fixes the issue but doesn’t really feel elegant to me, I don’t think vanilla should require an additional addon that may cause performance issues to display the UI that used to be standard. Personally I am not using it, I am just dealing with the change and kinda annoyed about it.