Shift+S and Shift+R not working

my shift + s and shift + r does not work but when I type shift with other keys it work and only work when I use cap lock. can someone help me fixed this problem

Reset sticky keys to default and run DISM / SFC.

If DISM and SFC do not fix the problem, then you are likely best to reinstall Windows.

Note: You said in a comment that you had reinstalled Windows to fix the issue.