Read, study, experiment. When you have done that, read, study, experiment. Then ask questions.
Also read, study, and check out yeks work on the different amp models, and check out yeks work on the drive models.
Be sure to read a lot. Look up Aiken amps and read the advanced stuff on tube amps, ...might help to understand whats going on in some of the advanced parameters.
Don't forget to play...a lot.
Look up 'fletcher munson'. Volume will trick you...
Understand that your monitoring system is crucial. Check out the different monitoring systems being used. Your monitoring will make or break you.
Study FRFR. Study IR's. I know you just want to play and sound great but taking the time to know this stuff will greatly enhance your chance to be successful.
Stay away from advanced parameters to start with. Except maybe the new motor parameter found in both the speaker block and amp block.
Use "X and Y" for comparing different settings...keep the volume levels the same.
If you go FRFR, Ir's are critical.
It will take time for you to master this device, it is not a toy. It is a very powerful computer capable of great sounds and equally capable of bad sounds.
Take your time and you will be rewarded with the best sounds you have ever gotten. Good luck and keep us posted on your journey.