CMOS
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The CMOS (Complementary Metal-Oxide Semiconductor) is a small amount of non-volatile memory in a computer's motherboard that stores system configuration data, such as date and time, BIOS (Basic Input/Output System) settings, and hardware settings. The CMOS battery, which is usually a small button-shaped battery, powers the CMOS memory even when the computer is turned off, ensuring that the stored data is not lost.
In some cases, resetting the CMOS may be necessary to clear any corrupted data or to restore the system to its default settings. To reset the CMOS, one needs to locate the CMOS battery on the motherboard and remove it for a few minutes. Alternatively, some motherboards may have a CMOS reset jumper that needs to be temporarily shorted to reset the CMOS.
Resetting the CMOS may be necessary in case of various issues, such as BIOS password lockouts, hardware changes, or system instability. It may also be useful for overclockers who want to restore their system's default settings before attempting further tweaks.
However, it is important to note that resetting the CMOS should be done with caution, as it may result in the loss of any customized settings, including overclocking configurations, and can potentially cause damage to the system if not done correctly.
In summary, the CMOS is an important component of a computer's motherboard that stores essential configuration data. Resetting the CMOS may be necessary in certain situations, but it should be done with caution and only after ensuring that all important data is backed up.
