| Copy & pasting | You can't copy and paste flow actions. |
| Maximum number of flow actions | Each flow can have up to 400 actions. |
| Test data | To use the variables generated at the trigger for the subsequent flow steps, you must first test the flow to ensure the payload populates correctly. |
| Test data and WhatsApp's customer care window | For WhatsApp, due to the 24-hour customer care window, you need data less than 24 hours old to test your flow. If you encounter issues while testing, re-populate the test data from the trigger. |
| Triggers | Each flow can be triggered by only one channel instance at a time. |