How to hide the number when a mobile phone sends a message?

1. Prepare a smart phone. Take Huawei Glory 10 as an example, and enter "Telephone" or "Dialing Interface", as shown in the following figure. Next, you need to click on the icon with three horizontal lines in the red box below.

2. After clicking, a setting interface similar to the following figure will appear. At this point, click the "Phone Settings" button in the red box below to proceed to the next step.

3. In the new interface shown below, find the button similar to "Advanced Settings" shown in the red box below, and click to enter the next step.

4. Then, you can see a new interface similar to the one below. Find the button "Send Local Phone Number" similar to that shown in the red box below, and click to enter the next step.

In the new interface, you can find that the SIM card information of the mobile phone is displayed at this time. For example, this mobile phone is dual-card, so it shows the information of two cards. At this point, select and click the card corresponding to the mobile phone number you don't want to display.

6. In the new interface as shown in the figure below, click the "Send Local Number" button to proceed to the next step.

7. After clicking, the window shown below will pop up. The default is "Network Default". Click "Hide Number" to complete all the steps.