Just uploaded a video on PC booting where I discuss legacy/BIOS/MBR and UEFI/GPT. There seems to be some confusion on this topic for a lot of people. So this is my thoughts on the subject.
In late 2021, I published a post entitled “BIOS vs UEFI Takeaways”. This is a followup post, and my focus will be on the newer UEFI, what is good about it, what is bad about it, and what is just plain ugly about it. (more…)
If you are anything like me, you probably were able to grasp the basic concept of using either the Basic Input/Output System (BIOS) or the Unified Extensible Firmware Interface (UEFI) to boot your computer. For most users, understanding that you need to use one or the other is enough. However, again if you are like me, comprehending the details of each system required a little bit more study.
I am going to take a sightly different tact here than I see in most articles on the subject. The normal approach is discuss BIOS versus UEFI. If you have read more than one article, you may have also seen some conflicting jargon. I am going to take a step back and take a simplistic look at the basics of the computer startup process. Understanding the startup process will make it easier to understand either BIOS or UEFI. (more…)