Call barring is a useful feature that prevents incoming or outgoing calls from being made on your phone. However, if you have accidentally enabled it or if it was turned on by a third-party app, it can be a major inconvenience.
The exact path may vary slightly by manufacturer (e.g., Samsung vs. Pixel), but follows this general flow: how to switch off call barring
If you cannot find "Call Barring" in your Android settings, it is often hidden behind "Supplementary Services." Here is a common fix for many users: Call barring is a useful feature that prevents