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Currently, telecom companies have begun shutting down 2G and 3G networks in certain areas to facilitate 4G and 5G broadcasts. It is expected that by 2023, all 2G and 3G networks will be shut down completely. Therefore, let's explore how to activate VoLTE on your phone to improve call quality and avoid interruptions during usage.
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1. Activating VoLTE with Your Network Provider
Step 1: Firstly, you need to send a message to activate this feature with your SIM card through your network provider. Each network provider will have a different message format. Below are the formats for your reference:
- To activate VoLTE with Viettel network: Send HDCALL to 191 (free)
- To activate VoLTE with VinaPhone network: Send WICALL to 888
or Send VOLTE to 888 (free)
- To activate VoLTE with MobiFone network: Send DK VOLTE to 999 (costs 200đ for activation)
- To activate VoLTE with VietNammobile network: Send ON to 345 (free)
2. Activating VoLTE on Xiaomi Phones
For my Xiaomi phone, I'll go to Settings > SIM Card & Mobile Network > select SIM card > toggle the switch for VoLTE Usage.
3. Activating VoLTE on OPPO Phones
To activate VoLTE on your OPPO phone, open Settings on your device and go to SIM & Mobile Data > select your SIM card > enable VoLTE Calling.
4. Activating VoLTE on Samsung Phones
On your Samsung phone, you can enable VoLTE in the Call settings. Click the detailed guide below to learn specific steps to enable or disable VoLTE on Samsung phones.
Detailed Guide: How to Disable VoLTE on Samsung to Return to Regular Call Quality
What's your feedback on this feature? Does it help you in any way? Share your thoughts and other useful tips in the comments section below. Don't forget to share the article if you find it helpful. Thank you for reading!
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