Sometimes, saved contacts can be shown double on your Huawei device. The reason for this is, that contacts are often saved within different apps separately. With the merge duplicate function you can clean up the double contacts by merging the same ones into one.

Android 10 | EMUI 10.0
Step 1:  Open  Contacts
Step 2:  Open the  menu
Step 3:  Open the  settings
Step 4:  Tap on  Organize contacts
Step 5:  Tap on  Merge duplicate contacts
  1. Open Contacts
  2. Open the menu
  3. Open the settings
  4. Tap on Organize contacts
  5. Tap on Merge duplicate contacts

Huawei Instructions