If you're experiencing text not appearing or heavy stuttering while playing Swarm Grinder on your Steam Deck, follow these steps to resolve the issues:

• Open Steam: Navigate to your game library.
  
• Find Swarm Grinder: Click on Swarm Grinder in your library.
  
• Access Game Settings: Click the little gear icon next to the game title.
  
• Open Properties: Select "Properties" from the dropdown menu.
  
• Set Compatibility Tool:
  
  1. Click on "Compatibility" in the left-hand menu.
     
  2. Check the box that says "Force the use of a specific Steam Play compatibility tool".
     
  3. From the dropdown menu, select "Proton Experimental".
     

• Search for Proton:
  
  1. Go to your library and use the search bar to find "Proton Experimental".
     
• Update Proton Experimental:
  
  1. Click on "Proton Experimental".
     
  2. Ensure it is up to date by selecting "Update" if an update is available.
     

Source: Copyright Dexerto[www.dexerto.com]

By following these steps, you should be able to resolve the text and stuttering issues in Swarm Grinder. Enjoy your game!