macos-app-extension

I have followed all the instruction mentioned at Creating Your First Safari Extension App . After running FirstSafariExtensionApp target, I have opened Safari preferences Extensions tab but I couldn't find My Extension in the left pane. I have Apple Developer membership and installed Mac Developer and Safari Extension Developer certificates in the KeyChain. How to get my first safari extension app working? I had the same problem, the Extension didn't show when running the app even though I made sure to allow unsigned extensions . I could run the extension target by choosing Safari as app to