
A great companion app ( if you are on a Mac) is PhotoSweeperX. You may also need additional tools before and after you import your photos into LrC. Using Lightroom as a media organisation tool Have it delete ( or temporarily move elsewhere) the files it. \OneDrive\Pictures (or wherever they are in fact downloaded). Use dupeGuru to find the exact duplicates between x:\LrPhotos (set it as "reference" folder) and. You will need to consolidate these files with those that LrC sees at x:\LrPhotos.

Your OneDrive app on your iPhone will sync the camera roll files into your OneDrive Pictures folder on your PC. Multi-Device/Cloud Sync w/ Backup – Sorry in Advance for Long Read Prior to removing any data, ensure you have a recent backup job finished successfully.

WinMerge can be used as well, especially if you have more than two locations to compare. Identify the duplicates, estimate your storage savings and remove duplicates using Dedupe analyzer and dedupeGuru. Tools to find duplicate files on muliple file servers.
