In Stackby, "When a row matches condition trigger" refers to an automation feature where you can set specific conditions, and when a row in your table meets those conditions, a predefined action is triggered automatically.
Steps for the using the trigger: When a Row matches conditions
Step 1: Click on the "Create Automation" button. Or on the left side click on ”When a Row matches condition” box
Step 2: Give your automation a name that describes its function. You can double click on the Automation to rename it.
Step 3: Set the trigger: In the "Trigger Type" section, select "When a Row matches a condition" as the trigger.

Step 4: In the properties dialog box, go to the configuration section and choose the table. Under the “Conditions” section click + Add condition.

Step 5: Now, click on the Test Step section to test the trigger. Select the “Choose Row” for testing the tigger.

Step 6: Test the Automation: Before finalizing, you can test the automation to ensure it behaves as expected when a row is updated. Then you’ll get the run result if it's running successfully.
Step 7: Activate the automation: Once everything is set up and tested, click "Activate" the automation.