I am using my notebook from last 5 years from that time I have never any issue with that but in last week my bios ask the password which I never define? i feel some problem in bios and now I am want to change my cmos battery, please help in this problem to find their position and how it will replace with newer cmos battery? Is cmos battery I can get because I am buying this laptop 5 years ago, give some advice in that also?
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