Change General preferences on Mac
On your Mac, use General System Preferences to change the overall look of macOS, make your working environment more comfortable, and enable some Continuity features, if available.
To change these preferences, choose Apple menu > System Preferences, then click General.
Choose a light or dark appearance for the menu bar, desktop picture, Dock, and built-in apps on your Mac.
Dark Mode darkens the color scheme so the content you’re working on stands out while windows and controls seem to recede into the background. It’s effective for viewing documents, presentations, photos, movies, webpages, and more.
Choose the color to use for buttons, pop-up menus, and other UI controls.
Choose the color to use for highlighting selected text.
Sidebar icon size
Choose small, medium, or large icons for the Finder sidebar and the Mail sidebar.
Automatically hide and show the menu bar
Show the menu bar only when you move the pointer to the top of the screen.
Show scroll bars
Scroll bars appear in a window when there’s content that doesn’t fit into the window’s current size.
Click in the scroll bar to
To momentarily switch between scrolling methods while working, press and hold the Option key while clicking the scroll bar.
Default web browser
Safari is the web browser built into macOS and is used by default when you click a link in an email or text message. If you have other web browsers installed, you can choose which one to use by default.
To learn about the Safari app, see the Safari User Guide.
Ask to keep changes when closing documents
Unsaved changes are saved automatically when you close documents. If you also want to be asked to save changes, select this checkbox.
Close windows when quitting an app
Select to close app windows when you quit an app. The windows won’t reopen automatically the next time you open the app.
Recent Items you’ve used are listed in the Apple menu. Choose how many items are listed.
This setting also determines how many recent items appear in app menus, such as the File > Open Recent menu in TextEdit.
Allow Handoff between this Mac and your iCloud devices
(not available on all computers)
If your Mac supports Handoff, select the checkbox to turn on Handoff between your Mac, iOS devices, and Apple Watch set up with iCloud. See Pick up where you left off with Handoff on Mac.
When this option is selected, you can use Universal Clipboard to copy and paste between your devices.
Use font smoothing when available
Font smoothing reduces jagged edges for some fonts.
When text smoothing (or “antialiasing”) is on, smaller fonts may be harder to read.
To make items on the screen larger, see Make it easier to see what’s on the screen of your Mac.