1. not essential or crucial; not having serious consequences if delayed or omitted
2. not involving criticism or judgment; not expressing disapproval

Examples

• The software update includes only noncritical bug fixes.
• We can postpone the noncritical maintenance tasks until next week.
• The patient’s condition is stable with only noncritical symptoms.
• Her noncritical approach made the students feel more comfortable sharing ideas.
• The noncritical systems can be shut down during the power outage.
• He provided noncritical feedback that focused on encouragement rather than flaws.