It’s a question that comes up over and over again, because people expect it to be complicated. It’s not really! Even moving Windows to Mac is a straightforward operation.
First, a bit of preparation will go a long towards preventing headaches…
- Make sure your regular backups are up to date.
- Set Lightroom’s folder panel to show just a few top level folders, to make it easy to relink them if they get confused in the move. Instructions are here: http://www.lightroomqueen.com/blog/2008/12/17/i-have-a-long-list-of-folders-can-i-change-it-to-show-the-folder-hierarchy/
- Install Lightroom (the program) on the new computer. No need to install off the cd and then install updates, as each update is the entire program, so just skip along to the latest update which can be downloaded from Adobe’s website.
Now we’re ready to move. Think about how you’re going to move the files – an external hard drive is the easiest option.
If you’re switching from Windows to Mac in the move, remember that OS X can’t natively write to a NTFS formatted drive, so either format as FAT32, or remember you’ll need to copy the data off and reformat again once you’ve finished moving.
You’ll want to transfer all of your presets, which are entirely cross-platform, over to the new computer, and possibly your preferences file too, if you’re moving Windows to Windows or Mac to Mac. Don’t forget any plug-ins, and custom DNG profiles that you’ve created too. You’ll find all of the file locations here: http://www.lightroomqueen.com/blog/2008/12/15/default-file-locations-lightroom-2/ Bear in mind that these are hidden locations on Windows, so you’ll need to turn go to Start menu > Control Panel > Folder Options > View > Advanced Settings and turn on ‘Show hidden files and folders’ in order to find them.
You have 2 options for the catalog and images move – either moving and relinking, which is generally my preferred option, or using Export as Catalog, which is handy if data is scattered across your computer.
Option 1 – move and relink
- Find and copy your catalog to the new computer. If you don’t know where to find it, go to Edit menu > Catalog Settings (Windows) or Lightroom menu > Catalog Settings (Mac) and it’ll be listed there.
- Find and copy your images to the new computer. Personally I like to use File Synchronization software to make sure I don’t miss anything.
- Open your catalog on the new computer – double clicking on it is the quickest way.
- There may now be question marks all over the place, if it can’t find the files. It’s just a question of relinking those top level folders with the updated folder locations. Instructions here: http://www.lightroomqueen.com/blog/2009/02/21/lightroom-thinks-my-photos-are-missing-how-do-i-%ef%ac%81x-it/
- Double check everything is up and running before you delete the old computer!
Option 2 – export as catalog
Warning – this option worked well with LR2, but when used with LR3 it can lose any Publish Services and other plug-in data, so I’d now highly recommend using Option 1 and moving the main catalog
- Open Lightroom and go to File > Export as Catalog.
- Select a location on your external hard drive, and ‘include preview files’ and ‘include negative files’ so that everything is taken along.
- Press Export and let it run. It will take some time.
- Now on your external hard drive should be a catalog, with an Images folder containing all of your negative files. It should warn you if it couldn’t transfer some files.
- Transfer the external hard drive to the other machine.
- You could transfer the catalog itself (the *.lrcat file and *.lrdata file) to the new machine’s internal hard drive if you wish. (Don’t do this until you’re fully up and running, as the links to the image files are relative to the catalog location when you use export as catalog.)
- Double-click on the catalog to open it.
- If you move the images, the drive letter changes between machines, or you’re moving between operating systems (i.e. Windows to Mac) you may still have to do the relinking listed in option 1.
- Double check everything is up and running before you delete the old computer!
You’re all set!
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