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The instructions provided by Apple are as follows: Boot in safe mode and log in to the account with the problem. The purpose of this step is to determine whether the problem is caused by third-party system modifications that load automatically at startup or login.ĭisconnect all wired peripherals except those needed for the test, and remove all aftermarket expansion cards. Create a new account in which to test, and delete it, including its home folder, after testing.
#CAN T OPEN PDF IN FIREFOX MAC OS X#
Note: If you’ve activated “Find My Mac” or FileVault in Mac OS X 10.7 or later, then you can’t enable the Guest account. Any files you created in the guest account will be deleted automatically when you log out of it.
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Same problem(s)?Īfter testing, log out of the guest account and, in your own account, disable it if you wish. If you need any passwords or other personal data in order to complete the test, memorize, print, or write them down before you begin. Applications will behave as if you were running them for the first time. While logged in as Guest, you won’t have access to any of your personal files or settings. For instructions, launch the System Preferences application, select Help from the menu bar, and enter “Set up a guest account” (without the quotes) in the search box. The purpose of this step is to determine whether the problem is localized to your user account.Įnable guest logins and log in as Guest. Don’t be disappointed when you find that nothing has changed after you complete it. This procedure is a test, not a solution. Please read this whole message before doing anything.