Download Apple iWatch Series 3 GSP Version 38 MM 3,3 8.6 ios version file free. This fimrware can be used to fix hang on logo , update ios of iWatch , Fix ios problem etc. You need to use iBus for flashing. Without iBus you cannot flash the firmware or update os. Check our video about flashing.
Download series 3,3 8.6ios firmware :