The F4 light on the laptop is on all the time, but it can't be turned off. Previously, it could still be turned off by pressing F4. Now I don't know why, but it can't be turned off
The F4 light on the laptop is on all the time, but it can't be turned off. Previously, it could still be turned off by pressing F4. Now I don't know why, but it can't be turned off
This is the microphone mute button. The building owner can press FN+F4 to try. If it doesn't work, go to Lenovo China's official website and download a button driver to update it according to your computer model.
Hello, landlord. If you press F4 alone, the sound will be muted. The landlord needs to use the combination key FN+F4. The landlord can try it. If it still doesn't work, you can consider downloading the driver again on the official website.
