In the 'Universal Access' window shown in Fig 3 , make sure the ' Seeing ' tab is selected.
Under the 'Display' header, click the radio button next to ' White on Black ', or press Tab until the 'Black on White' radio button is highlighted as shown in Fig 3 and use the up or down arrow key to select ' White on Black '. Fig 3. The colour scheme will change straight away. Under the 'Display' header, tick the box next to ' Use grayscale ' by clicking on it, or by pressing Tab until the box is highlighted and then pressing the Spacebar.
To turn it back to the standard display, untick the box by clicking on it, or by pressing the Spacebar again. Note : If this does not work it could be because your computer settings cannot be changed due to local IT policies - contact your local IT support for further help. In the pane on the left, click on ' Solid Colors ' in the 'Apple' folder, as shown in Fig 3.
Alternatively, press Tab to move to the left-hand pane, then use the up and down arrow keys to scroll through the list of choices until ' Solid Colors ' is highlighted and then press the Spacebar. Click on the colour you want there's no keyboard shortcut. As soon as you make a choice, the background colour changes straight away. Search term:. Read more.
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My Web My Way - Making the web easier to use. How to change the colours in Mac OS X. Areas in this guide: Use the high-contrast colour scheme Change the desktop background colour Note: The following abbreviations for keys on the Mac are used: Ctrl is used for the Control key, Apple is used for the Command key, and Alt is used for the Option key. The Appearance menu determines the button, menu and window theme for your Mac, enabling you to switch between Blue and Graphite. With the Graphite theme, all of these are grey. New in Yosemite was the Use dark menu bar and Dock checkbox.
This turns the menu bar and Dock black, rather than white, to better fit in with some professional applications that have dark interfaces and help tone things down so that the menu is less distracting. This option also adjusts Spotlight 's appearance. Read: Turn on the Macs's Dark Mode. New in El Capitan was the Automatically hide and show the menu bar setting.
When active, this option hides the menu bar unless the cursor is at the top of the screen, in a similar manner to how you can show and hide the Dock which you can do by right clicking on the Dock and clicking Turn Hiding On.
Set the Primary Display on a Dual-Screen Mac Setup
Highlight colour enables you to change the colour of highlighted content such as selected text in documents, as below. Apple provides a list of colours you can choose from, but you can define your own by selecting Other and using the standard Mac colour picker.
Read next: How to customise your Mac's desktop. Sidebar icon size gives you alternate options for the size of icons in Finder's sidebar. Medium is the default, Large is good if you find it hard to accurately click the existing icons, and Small is the best choice if you've a small display or like squinting a lot.
Note that the setting you define here also affects the sidebar in Mail. By default, they are not visible, but show automatically when you move your mouse or trackpad over them, their visual appearance in part defined by the input device. You can adjust this so that they only show when scrolling regardless of the input device akin to how scrolling works on iOS , or always show when content is too big for the viewport. With Jump to the next page selected, content jumps in screen-heights or pages, in the direction of your click; with Jump to the spot that's clicked , it instead jumps to the point in the document relative to the location clicked on the scroll bar.
The first option is less abrupt but slower. If, for example, you were looking at the top part of a very large list in Finder and then clicked the bottom of the scroll bar, Jump to the next page would take several clicks to reach the bottom of the list, but with Jump to the spot… it would take only one. The Default web browser menu is a setting that usually exists in a browser's preferences, but you can now define in System Preferences whether Safari or another browser should launch when you, for example, click a link in an email.
The next group of options deals with document behaviours. Ask to keep changes when closing documents and Close windows when quitting an application do much as you'd expect. In the former case, it's worth noting that changes are automatically saved when documents are closed: by turning on this option, you instead get the choice regarding whether to save the changes or revert the document to how it was when last opened.
If you leave Close windows… unchecked, open documents should reappear as they were when you last closed an application. The Recent items option defines how many items appear in the Recent Items menu in the Apple menu.
By default, up to 10 of each type applications, documents, servers are shown, but other options are provided. Note that any setting chosen also affects recent-item Dock stacks. You can create one of those by typing the following in Terminal and then hitting Return:. Unless you've a compelling reason to turn it off, don't. Again, there's no compelling reason to turn this off, so we suggest you leave it on.
Have some geeky fun with these Terminal tricks and projects for the Mac. Switching the desktop image doesn't in fact require a trip to System Preferences. In Finder, you can Control-click any compatible image and choose Set Desktop Picture in the Services sub-menu ; similarly, Control-click an image in Safari and you may be able to select Use Image as Desktop Picture, depending on how the site is set up. You can also simply right click on the desktop and choose Change Desktop Background to jump to the settings screen.
However, the System Preferences pane provides a much greater degree of control, along with a central area to access collections of images.
How to Show All Possible Screen Resolutions for a Display in Mac OS X
You can also access this pane by right clicking on your desktop and choosing Change Desktop Background. This will display a thumbnail of the current background image, alongside which will be its title. From the pane on the left, you can select collections of images.
They're worth adding if you like wildlife, space and landscape shots. To change the desktop background, select a collection and then click any of the images within. Alternatively, you can drag an image to the well from Finder. Dragging from Photos doesn't work, but you can use the Share button in that app to set a selected item as your desktop image.
If the image is of a suitable size and aspect ratio for your display, it will be resized automatically. If not, a menu will appear enabling you to define whether the image should fill the screen, fit to the screen as best it can, stretch, be centred, or tile. It's also possible to have your desktop background change at regular intervals. To do this, select a collection and then tick 'Change picture'.
How to Set the Default View Options for All Finder Windows - howchoo
If necessary, define how the images will fill the screen using the aforementioned pop-up menu. Your desktop background will at the appropriate times subtly cross-fade to the next image in the collection; if you instead want each change to be randomised, tick 'Random order'. In OS X Mavericks , there was a lumped-in option to disable the translucent menu bar, turning it a solid light grey.
This is a useful option for increasing legibility. Click Screen Saver to access the screen savers pane. To the left is a selection of built-in screen savers; select one to choose it as the currently active screen saver or choose Random to have one be selected at random whenever the screen saver is activated , and use the Start after menu to determine how long your Mac remains idle before the screen saver starts. Optionally, a clock can be overlaid on the screen saver, by checking Show with clock. Depending on the screen saver chosen, you may get options. For the various photography-based screen savers, you'll see a Source menu, enabling you to define a source folder of photos to use.
On choosing a new source, the screen saver preview will update accordingly. Checking Shuffle slide order randomises the presentation from the selection of images. For other screen savers, you'll get a Screen Saver Options button that when clicked provides in-context settings for that particular screen saver. For example, Apple's own Flurry enables you to adjust how many streams of colour appear on the screen, how thick they are, and how fast they move.
To the bottom-right of the pane is a Hot Corners … button. The options are shared with Mission Control and provide the means to trigger various macOS functions when you move the cursor into a screen corner.