Definition of CMOS battery

Faulty CMOS Battery Holder - Hardware cmos battery slot I believe its there to hold the charge long enough to let you replace the battery It looks like a tiny beer can and is typically very close to cmos battery slot needless to say, this didn't work and now the battery is superglued in the slot i guess my question is, can i fix this problem somehow or

raven slot Laptop motherboard design varies between each model and the CMOS battery slot is not always located near the connector It is important to