Actually, I restored the phone to factory defaults, unpaired it with everything and restarted.
Now things are working way better, it seems like there was something off with with the sync between notifications and messaging service.
My guess is that I had installed too may apps when playing around with it initially.
Now I can delete the messages from watch by pressing envelope->delete or ->read all.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Actually, I restored the phone to factory defaults, unpaired it with everything and restarted.
Now things are working way better, it seems like there was something off with with the sync between notifications and messaging service.
My guess is that I had installed too may apps when playing around with it initially.
Now I can delete the messages from watch by pressing envelope->delete or ->read all.