ITX Motherboard has no CMOS battery. Why MSI?? : r/buildapc
How to Replace a CMOS Battery on a Windows PC | Sweetwater
MSI Because post air mail refuse the goods with battery,In order to successfully pass security,the goods we ship out not include CMOS battery,hope u can understand. B450M MORTAR AM4 AMD Motherboard -
CMOS battery location on MSI TRX40 Pro WIFI? | MSI Global English Forum - Index
MSI Motherboard Blue Dot Battery CR2032 CMOS Bios UEFI Computer Main 3V Lithium | eBay