Alternatively to the USB tethering, you can also share the mobile data on your Huawei device by bluetooth with others. Just pair your device with for example a laptop and activate bluetooth tethering.

Android 10 | EMUI 10.0
Step 1:  Open the  settings
Step 2:  Tap on  Mobile network
Step 3:  Tap on  Tethering & portable hotspot
Step 4:  Activate or deactivate  Bluetooth tethering
  1. Open the settings
  2. Tap on Mobile network
  3. Tap on Tethering & portable hotspot
  4. Activate or deactivate Bluetooth tethering

Huawei Instructions
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