Its impossible to develope apps for watchOS because symbols for watchOS 19u66 cannot be downloaded:
https://download.developer.apple.com/Developer_Tools/watchOS_19U66/Watch4_3_19U66.dmg
In thread https://developer.apple.com/forums/thread/730103 someone in Apple said it was available, but it is not...
Antoyuju
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Its impossible to develope apps for watchOS because symbols for watchOS 19u66 cannot be downloaded:
https://download.developer.apple.com/Developer_Tools/watchOS_19U66/Watch4_3_19U66.dmg
p.s. I thought Apple was a serious company, but I see this is happening continiously since years ago...