Many libraries also provide software and download instructions so home users can add library toolbar features to their computers.

许多图书馆也提供软件下载，这使家庭用户也可以在他们的电脑上安装图书馆工具栏。

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When users download and install toolbar features to their home PC, libraries must make provisions for updating the toolbar functions as changes take place.

当用户下载并安装工具栏到他们的PC上，图书馆必须提供工具栏的更新，当工具栏的功能发生变化时。

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Such toolbars have proven to be very useful in settings where the library can get an institutionwide agreement to add common toolbar features to numerous PCs.

这样的工具栏已经被证明非常有用，图书馆可以 得到协会范围内的许可将公用工具栏安装到许多电脑上。

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It is disappointing there is no MSN toolbar for Firefox, because I quite like the features, however it is obvious why: Microsoft would prefer you to use only Microsoft products.

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