The interaction of parts and programs takes place with the help of the BIOS. BIOS - the basic I/O system is a set of drivers "hardwired" into the memory chip. A driver is a program that controls some device. That is, the BIOS combines both a program and a part. Previously, the entire BIOS was located in a single chip, but now it is either a few chips or some of its programs are, for example, on the hard disk.

 
What is a "battery BIOS"?

The BIOS program itself is unchanged and is stored in permanent memory (ROM), but the settings of this program are stored in a separate rewritable chip CMOS, there are also stored date and time settings RTC (Real Time Clock), which are stored between turning on the computer when we turn off the power.

What is the BIOS and what does it tell you

It is the CR2032 lithium battery that powers this circuit in desktop computers and some laptops. Many laptops use special smaller batteries.

Sometime you may not be able to block the program when you put wrong program in the block list or accidentally allow the program you don’t want to use or auto run.You can contact support if you want to block Program using firewall you can get in touch with Windows support number round the clock by dialing toll free number +1-844-602-3987.