Software & Applications
2 step-by-step tutorials
Most problems with software start with where it came from. These tutorials show you how to install programs from safe, official sources, keep them updated and remove the ones you no longer need.
You will also learn what common file types such as PDF, DOCX and JPG are, how to open them, and how to save or convert a document to PDF.
Lessons in this subject
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How to Install, Update and Uninstall Software Safely
Learn how to install software safely on Windows and Mac from official sources, keep apps updated, and uninstall programs you no longer need.
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PDFs and Common File Formats: Open, Save and Convert
Common file formats explained: what PDF, DOCX, JPG, PNG, HEIC and ZIP files are, how to open them, and how to save or convert a document to PDF.