php editor Xigua brings you an introduction to how to open the navigation keys of Xiaomi CC9 Pro. On the Xiaomi CC9 Pro mobile phone, turning on the navigation key is very simple. Just go to settings, select additional functions, and then find the navigation key settings to enable it. In this way, users can operate their phones more conveniently and improve their experience.
1. First, find the [Settings] option on the mobile phone desktop.
2. Click to open the display.
3. Scroll down to find the [Full Screen] option and click to enter.
4. After entering the full-screen interface, click to select [Classic Navigation Key].
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