Using Addictive Drums 2 Custom XXL Collection is a breeze. First, open the Addictive Drums 2 engine on your device. Then, based on your musical needs, select the ADpaks for drum kits, MIDIpaks for beats, and Kitpiece Paks for single drums from the options you've chosen. To create a track, start by adding a drum kit. You can then layer in MIDI beats and single drums to build a unique sound. When it comes to note, make sure your device meets the system requirements of the software to avoid any glitches. Also, keep your software updated for the best performance. For maintenance, regularly check for software updates and back up your custom combinations. This way, you can keep creating amazing music without any worries.