Please try the below:
1. Swipe into the home page to open the application center on the mobile phone, long-press the corresponding app and select Uninstall. Alternatively, long-press the corresponding app, click on App info and Uninstall.
2. Alternatively, go to Settings > Apps > See all apps. Click on the app you want to uninstall, and then select Uninstall.
Note:
- Some built-in apps don't support uninstallation.
- Uninstalling the app will clear the app data; back up your data before uninstalling.