Originally Posted by screaminbug
After "su enabled", boot the normal system and check if you got superuser app (# icon). If you do, after you type su in the shell, that app will ask you if you want to permit root access. Tap "yes". Make sure your screen isn't locked though, as if it is you won't be able to react.
If you don't see an app with # icon after enabling su (never happened to me), then you did something wrong. Try disabling and enabling su from recovery again.
I saw that after my post, sorry for that. It works now, speed forge is fast, but the scrolling isn't improved, still a bit laggy. In the german forum people mentioned faster menu scrolling, but I'm already happy with a fast speed forge