If The laptop keyboard is locked. Press what key to restore?
1. First, press the Numlock key on the laptop keyboards. If the notebook keyboard light is on, it will resume successfully.
The laptop keyboard is locked. Press what key to restore?
2. If it is not lit, check whether the USB interface connecting the laptop internal keyboard to the host is well connected. You can unplug it and reinstall it.
If it still could not solve,you have to ask professional people to solve laptop keyboard problem.
1. Confirm that your laptop isn’t just frozen
You are much more likely to encounter routine computer freezing than a keyboard lock. That said, a frozen laptop can still give the impression that your keyboard or peripherals are malfunctioning.
While keyboards can periodically have issues, there are numerous explanations for why your entire interface is unresponsive. You can often save yourself a lot of time spent troubleshooting your keyboard or other devices if you can confirm that the problem stems from elsewhere.
Try this: If your device seems unresponsive, your first step should be pressing down on Ctrl + Alt + Del at once to see if you can end a malfunctioning program or process. You can also try using the Win + Ctrl + Shift + B command to reset your video drivers if you think a problem with your screen may be responsible.
2. Look for physical damage on your keyboard or individual keys