How to set up call forwarding on China Unicom mobile phone
With the continuous development of communication technology, the call transfer function has become one of the important services used daily by many users. Whether you're unable to answer a call due to signal issues, low battery, or other reasons, call forwarding ensures you never miss an important call. This article will introduce in detail how to set up call forwarding on China Unicom mobile phones, and provide relevant precautions and answers to frequently asked questions.
1. Basic concepts of call transfer

Call forwarding refers to the function of transferring calls made to this machine to other designated numbers. China Unicom users can set up call forwarding through simple operations to ensure that calls can be answered promptly under specific circumstances.
2. How to set up call forwarding on China Unicom mobile phone
China Unicom users can set up call forwarding in the following ways:
| Setting method | Operation steps |
|---|---|
| Dial settings via mobile phone | 1. Open the mobile phone dialing interface 2. Enter the appropriate call forwarding code (see below) 3. Press the dial button to confirm |
| Via phone settings menu | 1. Enter “Settings” on your phone 2. Find the "Call Settings" or "Phone" option 3. Select "Call Forward" 4. Enter the target number and save |
| Through China Unicom official APP | 1. Log in to China Unicom Mobile Business Hall APP 2. Enter "Service" or "Business Processing" 3. Select the "Call Forward" function 4. Follow the prompts to set up |
3. Common call forwarding codes
The following are call forwarding codes commonly used by China Unicom users:
| Function type | Setup code | Cancel code |
|---|---|---|
| unconditional transfer | *72+target number | #72 |
| Transfer when busy | *90+target number | #90 |
| transfer on no reply | *92+target number | #92 |
| out of reach transfer | *93+target number | #93 |
4. Things to note when setting up call forwarding
1.Cost question:Call transfer may incur additional charges. For specific tariff standards, please consult China Unicom customer service or check the official website for instructions.
2.Target number restrictions:Some plans may have restrictions on the target number for call forwarding. Please confirm whether your plan supports it.
3.Network support:Make sure your phone and the network in your area support call forwarding.
4.Set validity period:Some call forwarding settings may require periodic reactivation, please check the relevant instructions.
5. Frequently Asked Questions
Q1: Why is my call forwarding setting unsuccessful?
A1: Possible reasons include: the mobile phone does not support this function, the network signal is unstable, the target number format is incorrect, or your plan does not subscribe to this service. It is recommended to check the above factors or contact China Unicom customer service.
Q2: Will call transfer affect caller ID?
A2: Generally, call transfer will not change the caller ID. The other party will still see your original number, not your transferred number.
Q3: How to know whether call forwarding is set up successfully?
A3: You can make a test call to confirm, or check the current call forwarding status through the mobile phone settings menu. Some mobile phones will display a prompt message after successful setting.
6. Summary
Call forwarding is a useful communications feature that helps users keep their calls open under certain circumstances. China Unicom users can easily set up call forwarding in a variety of ways, but they should pay attention to the related fees and service restrictions before using it. If you encounter any problems, it is recommended to contact China Unicom customer service in time for professional help.
Through the introduction of this article, I believe you have mastered the method of setting up call forwarding on China Unicom mobile phone. Proper use of this feature will greatly enhance your communication experience.
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