11 ms·

Unfortunately: >Sessions will not install on Safari 12 or later, as Apple has officially deprecated Safari Extensions.

• protomyth 8y ago
  Which is being replaced by Safari App Extension Platform. Did I read it correctly that App Extensions can only be downloaded from the Mac App Store?
  • gsnedders 8y ago
    Yes.
• saagarjha 8y ago
  Safari Extensions from the Safari Extension Gallery still work, but standalone ones don't.