This may be because the TalkBack service of Huawei's mobile phone was accidentally started and then turned off. The specific operation steps are as follows: 1. Find the "Settings" icon on the mobile desktop and click to open it;
2. Click to enter "Advanced Settings";
3. Find "Auxiliary Functions" and click to enter;
4. Select "TalkBack" in the service list and click to enter;
5. Turn off the TalkBack switch.
These are the steps to turn off the TalkBack service of Huawei mobile phones.
