Alternatively, you can move an offending file to a different folder. You can also use extra letters or numbers in front of a filename in to ‘fine tune’ the loading sequence. This means that it’s sometimes possible to eliminate a conflict by renaming an extension or control panel, as shown here:- To load: In some instances a conflict can be avoided if the files are loaded in a different sequence. Within this arrangement, each group of files is loaded in alphabetical order. This operation is done in sequence, working through the files in the folders of the System Folder as follows:. This can cause a startup conflict or may upset the usual running of your computer.ĭuring a normal startup, all the software necessary for the Mac system is extracted from the appropriate files in the System Folder and is loaded into memory. Note that this message doesn’t change even after the extension has been enabled.Ī conflict can occur if an extension containing an INIT resource changes part of the system that’s already been modified by a similar resource in another extension or control panel. If you double-click on an extension it generates a message.Don’t throw away any unused extensions.When enabling an extension you must also enable any other panels or extensions that it needs.When you drag an extension into Extensions (Disabled) you may need to check that your particular utility isn’t configured to automatically put it back into Extensions.To avoid confusing your utility you mustn’t put duplicate copies of extensions in both the Extensions and Extensions (Disabled) folders.If your utility doesn’t show a newly installed extension in its list you may need to select Special ➡ Restart in the Finder before enabling the extension with the utility.If the latter folder doesn’t exist you’ll have to create it. You can disable an extension manually by dragging it out of Extensions and into Extensions (Disabled).And by using the Preferences menu you can add columns that show the Type and Creator codes. Information about a highlighted item is shown in the optional pane at the bottom of the window. However, you can always use Duplicate Set to create a new set which you can then modify independently. Any changes you make are automatically saved in the current set, usually My Settings. Non- INIT files don’t use memory and are best left in the Extensions folder.Įxtensions Manager shows a list of all available extensions as follows:-Īs you can see, you can enable or disable an extension by simply clicking on its check box.It operates by moving the specified extensions between the Extensions and the Extensions (Disabled) folders in the System Folder. As an alternative, try turning the monitor off when not in use, reducing its brightness or using the Energy Saver control panel.Īn extensions management utility such as the Extensions Manager control panel lets you enable or disable extensions and control panels in sets. Screen saver extensions can cause problems.Some extensions put an icon onto the screen during startup.This action also stops items in the Startup Items folder from launching. To prevent INIT files from loading just press Shift during startup. However, if you drag it into the System Folder window you must drag it manually into Extensions afterwards.Īn extension or control panel containing INIT resources usually modifies the system at startup, often increasing the system’s memory requirements. ![]() You can also install an extension by dragging the file onto the System Folder, which automatically puts it in the Extensions folder. By default, the Mac OS Installer automatically provide the standard Apple extensions, although you can also select Customize to add specific extensions. ![]() Most extensions are provided by the Mac OS Installer or by an installer used for another application. Numerous types of extensions are used, including system extensions, Chooser extensions, libraries, documents. If the extension needs to be loaded into memory you must also choose Special ➡ Restart in the Finder. ![]() For example, a Chooser extension translates the data in your documents into a form that’s understood by a particular printer.Īn extension is enabled by moving it in the Extensions folder. An extension file usually adds extra abilities to your Macintosh.
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