Learn the importance of PC system requirements, discover how to check computer specs on a Windows machine, and learn how to use Windows Task Manager.

In this lesson on essential computer skills, learn how malware works and discover how to choose the right antivirus software for your machine.

Technology expert Todd McLeod helps you understand what a device driver is, how drivers work, and how to find your specific OS on a Windows computer.

Learn how to use the "Open with" command to select the program you want to open a file in Windows, and learn to create default settings for future use.

Have you been following along with Todd McLeod as he discusses OS basics? If so, this lesson is a great review of the operating system concepts covered so far.

In this lesson, tech guru Todd McLeod discusses the importance of system updates and shows how to automatically and manually make updates to a Windows computer.

Computer guru Todd McLeod shares how to safely remove a flash drive from your desktop computer or laptop, and explains why it's so important.

Technology guru Todd McLeod discusses the essential computer concept of open source code and shares a popular example of it available online.

Are all operating systems created equal? No way! In this lesson, tech expert Todd McLeod discusses how the OS varies across different types of computers.

Unused computer programs take up extra space on any computer. In this computer skills lesson, learn how to uninstall software on a Windows machine.