BIOS cant save settings, how to fix it. Characteristic this problem is every time turn on computer, show message; CMOS settings wrong, CMOS Date/Time not set, Press F1 to run SETUP. How to fix this problem
BIOS cant save settings, caused by CMOS battery power runs out.
With Avometer, you can check CMOS battery.
Solution; replace CMOS battery with new one.
BIOS cant save configurations, cause by on-board peripherals not function / broken. Motherboard has few on-board peripherals, ex; PS2, LAN on-board, VGA on-board, sound on-board, USB slot, PCI slot, AGP slot, etc. How to identify on-board peripherals not function...? To identify this problem, example; USB slot not function (front USB and back USB). USB not function caused by two possible; driver corrupt and USB slot broken. Make sure, your driver no problem. If you sure, no problem with driver, and USB still not function, and every time turn on computer, press F1 to run setup (BIOS cant save settings), the conclusion is; BIOS cant save settings caused USB on-board broken.
Solution for this problem is disable USB function on BIOS, then insert USB card on PCI slot.
Note; some motherboard have USB jumper, you can try move jumper from 1-2, to 2-3. After jumper move (wait about 10 seconds), move back jumper to normal / 1-2. If USB still not function, the conclusion is USB broken.
In many case have I meet, BIOS cant save configurations if; PS2 broken, LAN card broken, USB slot broken, soundcard broken, PCI slot broken, AGP slot broken, SATA error (some bord have four SATA slot, example; one of them broken, disable broken SATA), FAN detect error, floopy error, IDE error.
Clear CMOS. You can try this solution. How to clear CMOS. Turn off computer, unplug power cable. Found CMOS jumper on motherboard. Normal jumper position = 1-2. Move jumper to 2-3, wait 10 seconds. After that, return jumper to 1-2. (Picture)
If solution No.3 fail, try solution No.1 or No.2
Update BIOS. Be careful to update BIOS. How to update BIOS...? Open site motherboard manufacture, support and download, select your motherboard type, download BIOS update file, for your motherboard type. Before update BIOS, read guidance how to do that. If BIOS update file doesn't exist, used solution No,1, 2, 3.