For those for whom network speed is an important function, the speed of the Internet can be displayed in the status bar of the Oppo smartphone.

Android 10 (ColorOS 7.0)
Step 1:  Open the  Settings
Step 2:  Tap on  Notifications & status bar
Step 3:  Enable or Disable  Real-time network speed
  1. Open the Settings
  2. Tap on Notifications & status bar
  3. Enable or Disable Real-time network speed

Oppo Instructions
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