I have Merlo's symptoms (on his Vostro 3560). I'm running Win10 x64 Pro. Is it possible that I just need a new cmos battery on this 14-year-old laptop ?

https://www.badcaps.net/forum/troubleshooting-hardware-devices-and-electronics-theory/troubleshooting-laptops-tablets-and-mobile-devices/62417-dell-vostro-3560-beeping-repeatedly