My garmin venu 2s keeps loosing phone connection. Struggling to reconnect. Tried restarting/removing the device & resetting the Watch. Troubleshooting ideas on garmin don’t work.

My garmin venu 2s keeps loosing phone connection. Struggling to reconnect. Tried restarting/removing the device & resetting the Watch. Troubleshooting ideas on garmin don’t work. When I manage to get it connected it looses connection straight away.