Updating wMM (1.45.09) on Rebug 4.81.2 REX

I have a few questions concerning wMM and Rebug REX if one of you PS3 hacking wizards wouldn't mind helping a newcomer.

I need to know if I am supposed to disable the bundled wMM (1.45.09) via Rebug Toolbox (4.81.2 REX in CEX Mode) before running wMM Updater (1.47.01)? I've read guides where people suggest disabling it and also deleting some files before updating. Is it sufficient to disable the bundled version, run the updater then refresh the HTML and XML or is this considered a less...

Updating wMM (1.45.09) on Rebug 4.81.2 REX