My keyboard 56yuhjnm is not working properly

rdhanurzid

System: Windows 10
Battery or AC: Battery
Description: My keyboard 56yuhjnm is not working
Model: X541
Frequency of Occurrence: Always
Reset OS: No

I tried to resolve it but it still not work.

RAJU.MSC.MATHEMATICS

is keyboard Working on notepad ?
is keyboard working on Microsoft edge?

rdhanurzid

Nope... I tried to check on safe mode or Ubuntu, it still not work...
Any solution besides replacing keyboard? 

RAJU.MSC.MATHEMATICS

did you checked in BIOS menu with keyboard