Allow user-level native messaging hosts (installed without admin permissions)
Information
Enables user-level installation of native messaging hosts. If you disable this policy, Microsoft Edge will only use native messaging hosts installed on the system level. By default, if you don't configure this policy, Microsoft Edge will allow usage of user-level native messaging hosts.
Solution
Policy Path: Microsoft Edge\Native Messaging Policy Setting Name: Allow user-level native messaging hosts (installed without admin permissions)