laptop troubleshooting

Forum discussion tagged with laptop troubleshooting.
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    Question My Laptop was not working and I was getting the checksum error so I reset the CMOS battery but now I am not able to open the BIOS.

    Hello, good evening everyone. My laptop is quite old, and I recently encountered a checksum error. I replaced the battery, and when I tried to reset the time, I couldn't access the BIOS settings. I attempted pressing all the function keys, as well as DEL and ESC, but none of them worked. I'm...