After activating the developer options on the Huawei smartphone, USB debugging can be enabled, which is necessary if the user wants to root the device. Furthermore, this function is required by the MyPhoneExplorer application to synchronize contacts.

Note: Enabling USB debugging is only recommended if it is actually used, after which the feature should be disabled.

Android 10 | EMUI 10.0
Step 1:  Open the  Settings
Step 2:  Tap on  System & updates
Step 3:  Tap on  Developer options
Step 4:  Enable or disable  USB debugging
Step 5:  Confirm with  OK
  1. Open the Settings
  2. Tap on System & updates
  3. Tap on Developer options
  4. Enable or disable USB debugging
  5. Confirm with OK

Huawei Instructions