Nigel … If you look at the top right it says “Howdy Nigel”.
If you move your mouse over it and then click “Edit profile” you will then be able to change various options to do with your profile including your display name.
Re: CMC … total crooks. No idea now but were a total nightmare for many with constraint requotes and not honouring stops and limits.
I have used all of them and now settled on capital spreads and Finspreads.
Plan your trade, trade your plan!