System testing isn’t just a checklist — it’s a process of catching bugs and verifying fixes. Use 🧪🔄✅ when confirming successful test cycles, or 🧪⚙️🔍 to highlight debugging stages. Detailed reports fit combos like 🔧📊🔍📝, and tracking ongoing tests calls for 🧪📝🔄✅. These sequences fit well in project updates, bug-tracker comments, and team chat reminders about quality control.