Capturing the modem trace

You can use Trace Collector to capture the modem trace.

Complete the following steps to start capturing:

1. Connect your device to the computer with the UART to serial device and power it on, or reset it if it is already connected.
2. Check that your application is working as expected.
3. Open nRF Connect for Desktop and launch the Trace Collector app.
4. Deselect Show only supported devices.
   
5. Select your device from the drop-down list.
6. Click the Start Capture button in the side panel.
   You can see the status in the main view. When the modem is active, the size of the trace file should be increasing.
7. Click Show capture in folder to access the trace file.
   By default, the trace files are stored in C:\Users\username\AppData\Roaming\nrfconnect\pc-nrfconnect-tracecollector\.
8. Click Stop Capture to stop capturing.