Whether you set it up intentionally and forgot or it was applied by the network, here is exactly how to lift those restrictions on O2. 1. Check Your Device Settings
Toggle off the active bars (e.g., "All outgoing calls" or "International calls").
Whether you set it up intentionally and forgot or it was applied by the network, here is exactly how to lift those restrictions on O2. 1. Check Your Device Settings
Toggle off the active bars (e.g., "All outgoing calls" or "International calls").
