How to apply an icon pack on default EMUI Huawei launcher - YouTube
You can achieve this by using Icon Pack Studio+Good Lock Them Park. You can create or download an icon pack from there in the community or create your own. Export it to
Interface Icons for HUAWEI EMUI 10 by tubik on Dribbble
Mate 20 Icon Pack Huawei Mate20 and P20 theme for Android - Download