1. First, make sure that your Huawei laptop is turned off and all external devices are disconnected.
2. Press the power button to start the computer, and immediately start pressing the preset shortcut key, usually F2 or Delete. You can press this key several times when you start the machine until the BIOS setting interface appears.
3. After entering the BIOS setup interface, you can use the arrow keys on the keyboard to navigate and select different options. Please note that the BIOS interface layout and options of different Huawei laptops may be slightly different.
4. In the BIOS setup interface, you can change various hardware and system settings, such as startup sequence, date and time, security settings, etc. Please take care to ensure that unfamiliar settings will not be changed, which may cause system problems.
5. After setting, save and exit the BIOS setting interface according to the instructions on the interface. Your Huawei laptop will be restarted and your changes will take effect.