How to turn off HD on mobile phone Recommended method to turn off HD on mobile phone

Question: Want to turn off the HD function on your phone, but don’t know how? Introduction: PHP editor Xinyi will provide detailed closing methods below to help you solve this problem easily.

Many friends want to turn off the "HD" function, but find that there is no option to turn it off on the phone. This article teaches you how to turn it off.

Method 1: Code off

If the user finds all the options in the phone and finds that the phone system There is no option to turn off HD, so you can open the dialing interface of your phone at this time, and then enter the code "*#*#86583#*#*". It should be noted that the double quotes on both sides are not included. The Chinese is "星Well" Star Well 86583 Well Star Well Star". This code can be used to detect some information on the phone or adjust some settings.

The code demonstrated in the article contains one less "star (*)" symbol. After the input is complete, the interface will automatically jump. However, based on different mobile phones, some mobile phones will not jump, but will be closed directly by default. Taking IQOO mobile phones as an example, the interface jump is as follows. As shown below:

Just turn off the switches of all options in the interface after the jump. Additionally, if the user wants to turn the feature on again, they can simply enter this code again.

Method 2: Customer Service Hotline

If the user finds it troublesome to turn off the code, and depending on the mobile phone brand, the code may not necessarily work, then you can call the service to which the mobile phone number belongs. For business customer service phone numbers, take China Unicom customer service as an example. Dial the customer service phone number directly and transfer to a manual. As shown below:

Then tell the other party that you want to turn off the "HD" function of the phone, and the customer service will directly help the user turn it off.

Method Three: Other Methods

Speaking of HD function, we have to mention the VoLTE technology of 4G network. The reason why mobile phones support HD function is inseparable from the services provided by this technology, and Some mobile phones do not have the option to turn off the HD function, but they have the option to turn off the VoLTE technology. As shown below:

Pay attention to the font of this option, which is marked "4G". Only some 4G mobile phones have this option. Turning it off directly is equivalent to turning off the HD function.

Conclusion: It is generally not recommended to turn off the HD function. It mainly helps users make high-definition voice calls when using 4G networks. It is a unique technology of 4G networks, and with the popularity of domestic 5G networks, this function has been It is no longer used, but based on the compatibility of the 5G network, users are not recommended to turn it off. Moreover, the HD function of the mobile phone and the HD service provided by the communication operator are two different things and cannot be confused.

Note: The mobile phone model used in the demonstration in this article is IQOO Z3, and the mobile phone system version is Origin OS, which does not involve any App version.

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