Sometimes the dongle is no longer recognized by Manus Core. Most of the times, reinstalling the dongle solves the problem. To do that:

1.Open Device Manager, Universal Serial Bus devices, and right click on the dongle:

2. Uninstall dongle, unplug it, and reboot the PC

3. When the PC is running again, plug in the dongle and check in Device Manager if the dongle shows up.

You can do the same steps without rebooting the PC, but make sure to do this after closing the reboot window:

1. Unplug the dongle

2. Wait 30s

3. Replug dongle

4. Verify the dongle is back in the device manager