Altium Tutorial - Smaller clearance under BGA or Footprint

When you are doing layout, sometimes you may want to use a special rule in a specific area, for example if you have a BGA with a very small pitch, which requires a special clearance rule to fanout the tracks. The simplest way to set the special rule in Altium Designer is to set a clearance rule under a specific footprint. Watch this video to see how to do it. Теги: Altium,Altium Designer,Clearance,BGA