Question: how to get all ribbons in pokemon sword and shield?
Answer: Galar Champion Ribbon. This Ribbon is awarded to you when you become the Galar Champion. ... 
Master Rank Ribbon. This Ribbon will be rewarded to you once you win a battle against a Master Ball Trainer in Ranked Battles. ... 
Tower Master Ribbon. ... 
Great Friend Ribbon. ... 
Once Well-Trainer Ribbon. ... 
The Pokémon Fan Ribbon.