Open System Preferences-> Keyboard. ; Click the + putton to see a list of languages with keyboards.The U.S. Extended keyboard is listed under English. Hold down the Option key, and type a u (the letter u). Note, that [A] + [B] stands for holding both keys pressed down at … 2. Then, release the ALT-key. You can input more text symbols on Macintosh computers with the use of keyboard than you see painted on your keyboard. 2. Unicode has a category of symbols for all encircled alphanumeric with a code range 2460 to 24FF. ® = Option (alt) + R. Make sure you have an Intel mac laptop by going up to the Apple symbol in the top left of your computer and selecting About This Mac. Mac OS has a rather useful built-in utility called the Keyboard Viewer – an onscreen keyboard that displays many of the possible symbols. Besides the symbols mentioned above, dozens more can be typed using a regular Apple keyboard. As seen in the screenshot above (based on OS X Yosemite 10.10.2), you have a choice of three degree symbol options: one each for degrees Fahrenheit and Celsius, and a plain degree symbol. Hold down the ALT-key, and then, by using the numeric keypad (on the right), type the character code. 3. Instead of manually browsing the hundreds of available symbols, just type “degree” into the search box to display the available degree symbols. Diacritical (accents, umlauts) To type accent characters, like ñ Á á in Spanish language, experiment with [Option] key. Let go of the keys (don't hold them down for step 3). 2. Click the "Keyboard" option and then check "Show viewers for keyboard, emoji, and symbols in menu bar." ; lick the Keyboard Preferences button at the bottom of the window to open the keyboard preferences. Alt Key codes: ä, ö. ; Click the Input Sources tab. The Mac doesn't have as many codes as a Windows computer, but you can find lots of different symbols in the Symbol Viewer: Click the Apple menu and select "System Preferences." Go to the Apple menu and open Systems Preferences. ; Click the Languages and Regions (U.N. flag) icon on the first row of the Systems Preferences panel. 1. how to type a number inside a circle with keyboard As explained by K Shaffer, you can't use the keyboard for this, you have to use the Character Viewer How to type accents, emoji, and symbols on your Mac - Apple Support To Activate the Keyboard Viewer: 1.