How to fix HP ProBook 640 Caps lock and NumLock blinking

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[@macomputer8979]

Thanks brother god bless you

[@j.lietka9406]

Should you also replace the CMOS battery? Thank you and great fix!

[@Earnwithakhtar]

Bhai mera NumLock still on rahti hai Or spacebar p type karta hoo to flight mode on hota hai and valume up down hota hai help me bht pareeshan ho main