How to Fix No Sound During Calls on ZTE Blade V70 Vita

Troubleshooting Call Audio Issues on ZTE Blade V70 Vita

• 🔊 Check volume buttons and ensure you are adjusting the phone call volume, not just media volume, by expanding the sound mixer.
• ⚙️ If the phone volume slider is not visible, navigate to Sound & Vibration settings to manually increase the phone sound.
• 🎶 Explore DTS Sound settings by disabling it or trying different modes to see if it resolves the audio issue.

Ruling Out External Factors and Device Issues

• 🎧 Disable Bluetooth to disconnect any paired devices that might be interfering with call audio.
• 🧼 Gently clean the earpiece with a soft brush, avoiding any metallic tools, to remove debris.
• 🔄 Restart your smartphone by holding the power button, selecting restart, and confirming the reboot.

Testing and Advanced Solutions

• 📞 Test call audio functionality by using an app like WhatsApp or by calling another number to verify the issue.
• 🌐 As a last resort, reset network settings by going to System → Reset options → Reset network settings. This will not delete personal data but will reset SIM card settings.