Required: Removing the channel doesn't remove linking information – NOT FIXED
create a unique id on the server side (or just use your existing user account id) and pass it back to the device upon registration. Device stores in persistent storage and on channel launch retrieves stored unique id for validation. If the device is factory reset, persistent storage is wiped out and you passed the test
[...] the registry data for the channel should be deleted when channel is removed. However, when I remove the channel, registry data is still there. I am testing this with both sideloaded and regular apps, and both are still able to read the registry section and get the registry information after deletion. How can I properly remove the registry information when a channel is removed?