Professor Messer’s CompTIA A+ 220-1202 Core 2 Training Course

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This is the index to my free CompTIA A+ 220-1202 training course videos.
All of my training videos are completely free; watch them online right now!


4 Videos – Total Run Time: AA hours and AA minutes

This course is in active production, and new videos are added all the time. Keep checking back for more A+ training information!



CompTIA A+ 220-1201 Course Notes on a tablet

Follow along with my comprehensive course summary!

Click here for the 69-page printed or downloadable PDF Course Notes.


Section 1: Operating Systems

1.1 – Operating Systems

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Operating Systems Overview (12:59)

The operating system is the foundation of any computing platform. In this video, you’ll learn about Microsoft Windows, Apple macOS, Linux, Google Chrome OS, Apple iOS, Google Android, and more.

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File Systems (5:51)

The data stored by our operating systems is written to a specific file system. In this video, you’ll learn about NTFS, ReFS, FAT/FAT32, exFAT, ext4, XFS, and APFS.

1.2 – Installing Operating Systems

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Installing Operating Systems (16:50)

There are many options to consider when installing an operating systems. In this video, you’ll learn about different boot methods, installation options, zero-touch deployment, partition types, and formatting options.

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Upgrading Windows (8:34)

Upgrading Windows requires more than launching a setup utility. In this video, you’ll learn about upgrade types, OS requirements, hardware requirements, and more.

This course is in active production, and new videos are added all the time. Keep checking back for more A+ training information!