This article references alarms related specifically to insulin delivery. For a full listing of pump alarms, refer to the user guide.

Read our troubleshooting steps to follow if you experience resistance when filling the cartridge with insulin.

Learn how to create a Tandem Source account by following these steps.

When Power Saving Mode is on, your battery will last longer but some features of the mobile app may not work as expected.

The Bluetooth setting on the t:slim X2 insulin pump must be enabled to allow the mobile app to communicate with the pump.