The Power and Battery widget now responds to middle-clicks and scrolls: middle-click will block or re-enable automatic sleep and screen locking, and scrolling will change the active power profile
Scrolling on the battery applet is how I adjust my brightness. Is that no longer a thing?
On the off chance that you truly don't understand:
The nice thing to do would be to accept the feedback and add a short description. It's confusing to others why you are staunchly opposed to performing that small courtesy, and instead jump to never posting here again.