Huawei B525s-23a Firmware Extra Quality Review
If your router supports VoLTE but the menu option is absent, flashing a custom Web UI that explicitly enables the feature is the most reliable fix. Alternatively, advanced users can activate VoLTE through API calls using a tool like [33†L28-L31].
To maintain stability and security, users should know how to interact with the official firmware: Version Identification : Access the WebUI at 192.168.8.1 (or 192.168.1.1 depending on carrier). Navigate to Advanced > System > Device Information to find the current software version. Factory Reset Huawei B525s-23a Firmware
Even without installing custom firmware, you can perform several maintenance tasks to keep your router working well. If your router supports VoLTE but the menu