The 17-year-old completed the first routine with the rest of his teammates in Rottach-Egern having missed Thursday’s workouts with a back issue.
The Reds will train three times in Germany today, with the first session – running drills - getting underway at 8am local time.
Jürgen Klopp’s side will also be put through their paces at 11am and 5pm in Bavaria.