how to turn off automatic save preview mac os x sierra

This means you will be prompted for file changes when an app or document is being closed, as demonstrated in this screen shot:

With automatic saving turned off, you will be asked to save files manually each time you attempt to close a file or document that has been modified, just like past versions of Mac OS X. The change takes effect immediately, though you may want to reboot the Mac or log out and back in if you notice some apps are still doing Check the box next to “Ask to keep changes when closing documents”.Open “System Preferences” from the  Apple menu and click the “General” pane.Disabling Auto-Save Completely in Mac OS X This setting is really a matter of personal preference, though many users are accustomed to it and would not want to disable it.

Simply turning off the auto-save function will prevent those file overwrites from happening, but it then requires users to manually save documents themselves, similar to how older versions of Mac OS X behaved. This can be a major perk to many Mac users, but others find it frustrating because it may be overwriting a file or document that is in progress or being edited before changes are ready to write to the file.

Just to clarify, auto-save tracks changes made to documents and saves them to the file automatically, thereby preventing manual saving from the File menu.

How to turn off automatic save preview mac os x sierra