Laptop keyboard appeared in the case of key failure, this situation is mostly due to software reasons or keyboard string keys, short circuit or other hardware failure, resulting in other keys out of order, it is recommended that you can do the following checks to confirm the failure to try:
1. boot up the appearance of the SAMSUNG icon when you press the F2 key to enter BIOS setup, press F9 key to restore BIOS to factory mode, press F10 to save and reboot.
2. Boot into PE or Dos mode with a USB flash drive or CD-ROM to confirm availability.
3. Before the system icon appears on the computer, quickly press F8 key to enter the safe mode and try to confirm whether it is caused by system or software failure.
4. Check whether there are foreign objects under the keys, if there are foreign objects, we recommend that you invert the machine or shake, but also please use a brush, tweezers, air blowing and other tools for simple removal (pay attention not to damage the keys under the bracket, do not recommend that non-professionals to try, in order to avoid more serious damage). If the situation is serious, we recommend that you send it to the after-sales service center for cleaning and repair by professional engineers.
5. Confirm whether the keyboard has a history of being immersed in liquid, and whether the malfunctioning keys can be bounced normally when pressed, if there has been an immersion in liquid or can't be bounced normally, then it is necessary to go to the after-sales service center, where engineers will help you to further check and repair.
6. Reinstall the operating system and try (you are prompted to backup important data and information).
7. If you need to use temporarily, you can also connect the USB keyboard to use
.