How many devices can the remote be programed with ?

Except for the XBox remote, you can control up to three devices other than the set top box, by choosing either TV, DVD, or Aux mode keys when programming the remote.

You can view the instructions in the guide for your particular remote:

Programming the U-verse Black Remote

Programming the U-verse Easy Find Remote

Programming the U-verse Silver Remote

Programming the U-verse XBox Remote

Programming the U-verse Point Anywhere Remote