Taking screenshots on a Chromebook is a straightforward process that can be accomplished using simple keyboard shortcuts or the built-in Screen Capture tool. According to Lenovo, users can capture the entire screen by pressing the 'Ctrl' and 'Switch Window' keys simultaneously, or select a specific area by adding the 'Shift' key to this combination.

Screen recording on a Mac is a built-in feature that allows users to capture video of their screen activity, as reported by Apple Support. Using either the Screenshot toolbar or QuickTime Player, Mac users can easily record their entire screen or a selected portion, with options to include audio and show mouse clicks for more detailed demonstrations.

Uninstalling apps on a Mac is a straightforward process that can be accomplished through various methods, including dragging apps to the Trash, using Launchpad, or employing third-party uninstaller tools for a more thorough removal of associated files.

Taking a screenshot on a Dell computer is a straightforward process that can be accomplished using various methods. The most common approach involves using the Print Screen key, typically labeled as "PrtScn" or "PrtSc" on Dell keyboards, which captures the entire screen when pressed in combination with other keys.