You can remove the device from Devices list off transfer waiting screen.
Nearby devices list
1. Go to the top left menu(3 lines icon) > Settings > Manage device
2. Turn off the 'Find nearby devices' option.
Recent devices list
1. Go to the top left menu(3 lines icon) > Settings > Manage device > Recent device.
2. Tap the Edit button on the top, and select device if you want to delete.
3. Tap the Delete button.