For a little more of privacy while surfing the web on the Huawei smartphone, we can enable the incognito or private mode, which darkens the layout and deletes the browsing history, cookies, or search history after closing all tabs automatically.

Android 10 | EMUI 10.0
Private mode -  Open the  Browser app
Private mode -  Open the  menu
Private mode -  Enable or disable  Private mode
  1. Open the Browser app
  2. Open the menu
  3. Enable or disable Private mode

Huawei Instructions