cant get into my watch

hi all, got a problem, so my garmin went into power saving mode. soft ware wasnt upto date and coulding get out of power saving mode as whe i did try the watch would re boot. i tried to reset the phone and now that the software isnt upto date, that qr code on set up wont read off my camera... so basically i cant get into my watch at all... any help pls would be awesome