SDBoverBT is how I have to connect from my work computer too.
So on SDBoverBT app you have both Computer connected and Watch Connected and you have data transfer allowed in your computer to mobile connection.
Then Hold down the Home Key (power) until it says rebooting about 15 seconds
Then restart everything to clear any caches
Wait a full minute for all wifi connections Be sure wifi always on is set and debugging is set developer options are on (tap on software version 5 times)
Set the watch on a preinstalled watch face
Connect sdboverbt app to watch
connect to computer allow data transfer
start run on device the android icon should show up
Keep your watch active and pay attention for the RSA Encryption key request.
Samsung Developer Program