The Default Ruleset is a built-in Ruleset that is applied to a File Diff or Merge Window when no Custom Ruleset is appropriate or when Custom Rulesets are disabled.

The Default Ruleset cannot be deleted, but you can edit it.
The Default Ruleset is a built-in Ruleset that is applied to a File Diff or Merge Window when no Custom Ruleset is appropriate or when Custom Rulesets are disabled.
The Default Ruleset cannot be deleted, but you can edit it.