http://labs.adobe.com/downloads/lightroom4-2.html

支援新相機及鏡頭，並修正下列問題：
˙Folder stacks with virtual copies get unstacked when moving to another folder.
˙Stacked photos get hidden in both the Grid view and Filmstrip. This occurs when photos get unstacked as a result of enabling auto-stacking.
˙Errors encountered when publishing videos to Facebook through the Facebook Publish Service.
˙Users may have occurred problems when trying to enter the Web Module from Library.
˙Unable to edit JPEG photos in Photoshop Elements.
˙Unable to upload files to Flickr if there is a carriage return in either the Title or Caption fields (Win only).
˙Background graphics that are applied to a Book globally may not appear as expected in a Saved PDF.
˙Certain book covers had spine text positioned in a Horizontal manner, not Vertical.
˙Double byte characters are not being exported to PDF in Books.
˙Photos were exported with original GPS coordinates recorded by the camera, not with the GPS coordinates updated in Lightroom.
˙Keyboard shortcuts in the Develop module sometimes do not work when editing an image in Process Version PV2010.
˙Parents and synonyms of "do not export" keywords also do not export.
˙Audio does not play in video files after creating a slideshow containing music (win7 only).
˙Tether support not working for Nikon D4, D800 , and D800E (win only).