iMac For Dummies
If you're new to the iMac, then you'll be eager to discover its exciting possibilities. To get the most out of your iMac, use the keyboard shortcuts for OS X El Capitan, follow a recommended maintenance schedule, and, if you run into a problem, follow the troubleshooting steps.
El Capitan Finder Keyboard Shortcuts
Keyboard shortcuts help make working in OS X El Capitan on your iMac quick and efficient. Key combinations provide easy options for performing common tasks on your iMac, such as displaying and manipulating windows and copying and moving files.
|Command+A||Selects all items in the active window (icon view), all items in the column (column view), or all items in the list (list view and Cover Flow view)|
|Command+C||Copies the selected items|
|Command+D||Duplicates the selected item or items|
|Command+E||Ejects the selected volume|
|Command+F||Displays the Find controls in a new Finder window|
|Command+H||Hides All Finder windows|
|Command+I||Shows info for the selected item or items|
|Command+J||Shows the view options for the active window|
|Command+K||Displays the Connect to Server dialog|
|Command+L||Creates an alias for the selected item|
|Command+M||Minimizes the active window|
|Command+N||Opens a new Finder window|
|Command+O||Opens (or launches) the selected item|
|Command+R||Shows the original for the selected alias|
|Command+T||Opens a new Finder tab|
|Command+V||Pastes items from the Clipboard|
|Command+W||Closes the active window|
|Command+X||Cuts the selected items|
|Command+Z||Undoes the last action (if possible)|
|Command+,||Displays Finder Preferences dialog|
|Command+1||Shows the active window in icon mode|
|Command+2||Shows the active window in list mode|
|Command+3||Shows the active window in column mode|
|Command+4||Shows the active window in cover flow mode|
|Command+[||Moves back to the previous Finder location|
|Command+]||Moves forward to the next Finder location|
|Command+Delete||Moves selected items to the Trash|
|Command+Up Arrow||Shows the enclosing folder|
|Command+`||Cycles through windows|
|Command+/||Shows/Hides Status bar|
|Command+?||Displays OS X Help Viewer|
|Command+Shift+A||Goes to your Applications folder|
|Command+Shift+C||Goes to the top-level Computer location|
|Command+Shift+G||Goes to the specified folder|
|Command+Shift+H||Goes to your Home folder|
|Command+Shift+Q||Logs you out|
|Command+Shift+N||Creates a new untitled folder in the active window|
|Command+Shift+P||Shows/Hides Preview pane|
|Command+Shift+T||Shows/Hides Tab bar|
|Command+Shift+U||Goes to your Utilities folder|
|Command+Shift+Del||Deletes the contents of the Trash|
|Command+Option+H||Hides all windows (except Finder windows)|
|Command+Option+I||Opens the Inspector for the selected items|
|Command+Option+N||Creates a new smart folder|
|Command+Option+T||Shows/Hides the Finder window toolbar and sidebar|
|Command+Space||Displays the Spotlight search box|
|F3||Displays the Mission Control screen|
|Control+Down Arrow||Shows all open windows for the current application using Mission Control|
|Command+F3||Hides all windows to display the Desktop using Mission Control|
|F12 (or F4, depending on your keyboard model)||Displays your Dashboard widgets|
|Spacebar||Displays the contents of a file using Quick Look|
Recommended Maintenance Schedule for Your iMac
Following a recommended maintenance schedule for your iMac will help you avoid problems and keep your computer running smoothly. Use this iMac maintenance guide as a handy reminder.
|Check for updates within the App Store||Automatic setting (App Store pane in System Preferences)|
|Back up with Time Machine||Automatic|
|Defragment (using Prosoft Engineering Drive Genius 4)||Once a month|
|Delete unnecessary user accounts||As necessary (Users & Groups pane in System Preferences)|
|Scan for viruses (using Intego Mac Internet Security X8 or ClamXav)||Automatic|
|Check all volumes for errors (using Disk Utility)||Once a week|
|Check for the latest drivers for your external hardware||Once a month (or after adding new hardware)|
|Delete temporary Internet cache files and old system logs (using Rocky Sand Studio's Disk Diag)||Once a week|
iMac Troubleshooting Steps
Anyone can troubleshoot, so if you run into a problem with your iMac, don't be dismayed! Follow these troubleshooting steps to get your iMac back up and running.
Check all cables.
Investigate recent changes you made to your hardware or software.
Run Disk Utility and repair your volume(s) and disk permissions.
Check the contents of your Trash for files you might have deleted accidentally.
Check your Internet, wireless, and network connections to make sure they're still working.
Run a virus scan, using your antivirus application.
Disable your account's Login Items and reboot.
Turn off your screen saver.
Run System Information and check the status of your hardware.