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Lightroom File Locations on Your Computer

The Lightroom files and folders below are common to all computer operating systems.

Catalog File Lightroom 3 Catalog.lrcat
Lock File Lightroom 3 Catalog.lrcat.lock
Previews & Data Folder Lightroom 3 Catalog Previews.lrdata
Preferences File Lightroom 3 Preferences.agprefs
Preset Files End with .lrtemplate

The lock file prevents your data from being overwritten.

The locations below are from Adobe Photoshop Lightroom 3 preferences file and other file locations.

Windows 7

If you can't find the files or folders below on your computer, go to Hidden Files & Folders.

The file or folder you're looking for may be hidden.

  Windows 7
Catalog Files & Folders C: > User > username > My Pictures > Lightroom
Backup Files C: > User > username > My Pictures > Lightroom > Backups
Preferences File C: > User > username > AppData > Roaming > Adobe > Lightroom > Preferences
Preset Files & Folders C: > User > username > AppData > Roaming > Adobe > Lightroom
Plug-ins C: > Users > username > AppData > Roaming > Adobe > Lightroom > Modules

Vista

If you can't find the files or folders below on your computer, go to Hidden Files & Folders.

The file or folder you're looking for may be hidden.

  Vista
Catalog Files & Folders C: > User > username > Pictures > Lightroom
Backup Files C: > Documents and Settings > username > My Documents > My Pictures > Lightroom > Backups
Preferences File C: > User > username > AppData > Roaming > Adobe > Lightroom > Preferences
Preset Files & Folders
C: > User > username > AppData > Roaming > Adobe > Lightroom
Plug-ins C: > Users > username > AppData > Roaming > Adobe > Lightroom > Modules

XP

If you can't find the files or folders below on your computer, go to Hidden Files & Folders.

The file or folder you're looking for may be hidden.

  XP
Catalog Files & Folders C: > Documents and Settings > username > My Documents > My Pictures > Lightroom
Backup Files C: > Documents and Settings > username > My Documents > My Pictures > Lightroom > Backups
Preferences File C: > Documents and Settings > username > Application Data > Adobe > Lightroom > Preferences
Preset Files & Folders C: > User > username > AppData > Roaming > Adobe > Lightroom
Plug-ins C: > Documents and Settings > All Users > Application Data > Adobe > Lightroom > Modules

Mac

  Mac
Catalog Files & Folders Pictures > Lightroom
Backup Files Pictures > Lightroom > Backups
Preferences File Library > Preferences
Preset Files & Folders Library > Application Support > Adobe > Lightroom
Plug-ins Library > Application Support > Adobe > Lightroom > Modules