Mac Guides

Markup lets you add notes, highlights, drawings, shapes, signatures, and other annotations to PDFs, images, screenshots, and documents on a Mac. You can use it in Preview, Quick Look, Mail, and the screenshot tools without installing another app. Quick Answer To use Markup on a Mac: Open a PDF or image in Preview, or select … Read more

You can customize a folder on a Mac by changing its color, adding a symbol, or placing an emoji on its icon. In macOS Tahoe, Finder includes built-in folder customization tools that let you apply a color, symbol, and emoji without downloading another app. Quick Answer To customize a folder in Finder: Control-click the folder … Read more

You can record your Mac screen with the built-in Screenshot app. Press Shift-Command-5, choose whether to record the entire screen or a selected portion, select a microphone if you need narration, and click Record. When you finish, click the Stop Recording button in the menu bar or press Command-Control-Escape. macOS saves the recording as a … Read more

Hot Corners let you trigger shortcuts by moving your pointer to one of the four corners of your Mac’s screen. You can configure each corner to show the desktop, open Notification Center, start the screen saver, lock the screen, and perform other actions. To set up Hot Corners, open System Settings, select Desktop & Dock, … Read more

Mac desktop widgets give you quick access to information and controls without opening a full app. You can add widgets to the desktop or Notification Center, resize and rearrange them, use interactive controls, and display compatible iPhone widgets on your Mac. Quick Answer To add a widget to your Mac desktop, Control-click an empty area … Read more

You can customize the Dock on a Mac from System Settings > Desktop & Dock. There, you can resize the Dock, turn on magnification, move it to another edge of the screen, and make it hide automatically. You can also organize the Dock directly by adding or removing apps, arranging items, and creating folders for … Read more

You can combine multiple files into one PDF on a Mac using Preview, Apple’s built-in PDF and image viewer. Preview can merge existing PDF files, combine images into a PDF, add pages from other documents, rearrange pages, and remove pages you do not need. For files that Preview cannot open directly—such as some word-processing documents, … Read more

You can tile windows on a Mac by dragging a window to a screen edge, using the Window menu, or pressing a keyboard shortcut. macOS can place windows side by side, in full-screen layouts, or—when supported by your Mac and macOS version—in quarter-screen positions and other tiling arrangements. Quick Answer To tile two windows side … Read more

If your Mac desktop is covered with screenshots, downloads, documents, and folders, Stacks can organize those files automatically without moving them into separate folders. To enable Stacks, Control-click an empty area of the desktop, then select Use Stacks. macOS groups related desktop files into expandable piles based on file type, date, or another sorting method. … Read more