Shows the current set's number in strength activity.</p><p></p><p>Instruction on how to add a new data screen with a single data field (check the second image below or big size image at http://romankva.com/garmin_instructions.jpg):</p><p></p><p>1-3: Open strength settings</p><p>4. Select [Data screens]</p><p>5. Create a new data screen</p><p>6. Select the [Custom data] option</p><p>7. Select [Field 1] or any other layout</p>