>Can you check if this happens on Firefox too?
Seems to be not possible. Installing from a file is blocked because of being not signed by AMO. And when debugging, the permissions popup is not shown.
Bug 1768363 Comment 6 Edit History
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>Can you check if this happens on Firefox too?
Seems to be not possible. Installing from a file is blocked because of being not signed by AMO. And when debugging, the permissions popup is not shown.