How to turn off HD display on mobile phone
In the past 10 days, the issue of how to turn off the "HD" icon displayed on the mobile phone screen has become one of the hot topics. Many users find that the HD logo suddenly appears on the status bar of their mobile phones and are worried about data consumption or redundant functions. This article will explain in detail how to close it, and attach data on recent hot content across the entire network.
1. What does the HD icon represent?
The HD icon indicates that your phone has enabled VoLTE (Voice over LTE) high-definition voice call function. This is a high-quality call technology under the 4G network, which can provide clearer sound quality and faster connection speed.
| Operator | VoLTE support status |
|---|---|
| China Mobile | Full support |
| China Unicom | Major city support |
| China Telecom | Gradually opening up |
2. How to turn off HD icons
Different brands of mobile phones have slightly different closing methods:
| Mobile phone brand | Close path |
|---|---|
| Huawei | Settings > Mobile Networks > Mobile Data > Turn off VoLTE |
| Xiaomi | Settings > SIM card & mobile network > Select SIM card > Turn off VoLTE |
| OPPO | Settings > SIM card and traffic management > Select SIM card > Turn off VoLTE |
| vivo | Settings > Mobile networks > Select SIM card > Turn off VoLTE |
| iPhone | Settings > Cellular > Cellular Data Options > Voice & Data > Turn off 4G VoLTE |
3. Recent hot topics on the Internet
According to network-wide data monitoring, the topics that have received the most attention in the past 10 days include:
| Ranking | hot topics | heat index |
|---|---|---|
| 1 | world cup events | 9,850,000 |
| 2 | New policies for epidemic prevention and control | 8,920,000 |
| 3 | Double 12 Shopping Festival | 7,560,000 |
| 4 | AI painting technology | 6,780,000 |
| 5 | Mobile phone function settings | 5,430,000 |
4. Precautions for turning off HD
1. After turning off VoLTE, calls will fall back to the 2G/3G network, which may affect call quality.
2. Some operators have gradually shut down 2G/3G networks and it is recommended to retain the VoLTE function.
3. The HD function itself does not consume additional traffic and only generates minimal traffic when using HD calls.
5. User FAQs
Q: Will turning off HD affect the Internet speed?
A: No, the HD icon is only related to voice calls and does not affect data network speed.
Q: Why does the HD icon suddenly appear on my phone?
A: It may be that the operator automatically pushed the VoLTE configuration update, or the function is enabled by default after the system is updated.
6. Technology development trends
With the popularization of 5G networks, VoLTE technology will gradually evolve into VoNR (Voice over New Radio). In the future, the mobile phone status bar may display new logos such as "5G HD", but the closing method will remain similar.
With the above detailed instructions, I believe you already know how to turn off HD display on your phone. It is recommended to decide whether to retain this function based on actual needs. In most cases, keeping it enabled will provide a better call experience.
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