An app can be uninstalled from Oppo-Smartphone in different ways. the quick way is via the start screen/app-drawer by tapping and holding the shortcut. with "delete" you can uninstall the app quickly and easily.

The second option, as shown in this manual, can be used to uninstall any app, even if it is not visible on the start screen.

Android 10 | ColorOS 7.0
Step 1:  Open the  Settings
Step 2:  Tap on  App management
Step 3:  Tap on  App list
Step 4:  Tap on  App  you want
Step 5:  Tap on  Uninstall
Step 6:  Confirm with  OK
  1. Open the Settings
  2. Tap on App management
  3. Tap on App list
  4. Tap on App you want
  5. Tap on Uninstall
  6. Confirm with OK

Oppo Instructions