Load IMG - right click and MASK with mask editor - type prompt - generate. THE FINAL INPAINTED IMG WILL BLEND AUTOMATICALLY, AND YOU CAN DRAG IT TO "LOAD IMG" TO INPAINT AGAIN. THIS WORKFLOW USES LIGHTX LORA AND 5 STEPS ARE ENOUGH TO GET GOOD RESULTS. You can disable LORAS and change cfg to 3.5 and steps to 20+ to use without speed loras. Nodes you need to install.
