Shift function keys not working properly

[Windows 11]

So with my keyboard I can use function keys with the Shift key. For example Shift and 2 gives me the @However the function keys suddenly stopped working as of today. It's not my keyboard since I have a spare one and it still happens with the other keyboard.This is impacting my workflow and I can't use question marks or colons. My keyboard is set to English - US and pressing shift and 2 at the same time gives me 2 instead of a @. Need help

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