--- title: Access simulator description: As a feature within Access Analyzer, you use access simulator to pre-validate the effects of adding or removing roles and groups for a specific user without actually implementing the changes. locale: en-US canonical_url: https://www.servicenow.com/docs/r/platform-security/access-simulator.html release: brazil topic_type: concept last_updated: "2026-09-10" reading_time_minutes: 1 breadcrumb: [Access Analyzer, Access Management] --- # Access simulator As a feature within Access Analyzer, you use access simulator to pre-validate the effects of adding or removing roles and groups for a specific user without actually implementing the changes.