t.TERABYTE
COMPUTER
Storage & backup

Making two copies of photos from a card

Keep the card until two checked copies exist.

Camera, memory card and battery on a blue surface

Copy before organising

After a trip, the temptation is to import photographs, remove the disappointing frames and clear the memory card immediately. Separate those jobs. First copy the complete card contents into a clearly named folder. Sorting can wait until the material exists safely outside the camera.

Use a name that identifies the occasion without relying on memory, such as a date and place. If several cards were used, keep their imports distinguishable until completeness has been checked. Two cameras may reuse similar filenames, so combining everything into one folder without checking can create collisions or confusing replacements.

Check more than the thumbnail

Open a selection of full-size photographs from different points in the session. Check videos too, including material recorded near the end of the card. A folder of thumbnails or a successful import message is not the same as confirming usable originals. If your editing application creates a catalogue, establish where the underlying image files actually live.

Make a second copy on a different physical device or another independent backup destination. A second folder on the same internal disk does not protect against that disk failing. When using cloud storage, confirm that the upload has finished and that full-resolution originals, rather than only previews, are being retained.

Only after the copies have been checked should the card be prepared for reuse using the camera maker's instructions. Keep the card longer if the photographs are irreplaceable and the second copy has not yet been verified. The price of a short delay is usually smaller than discovering that the only complete set was erased.

Keep edits connected to their originals

An edited export is not always a substitute for the original capture. Preserve originals alongside any catalogue, sidecar files or project data that your workflow needs. Store final exports separately enough that they cannot be mistaken for the sole source files.

Review the arrangement after changing editing software or moving the library to another drive. Open an older project and check that it still finds its images. A backup should preserve the photographs and the information needed to continue working with them, not just a collection of folders whose links no longer resolve.

Separate the selection from the preserved set

After a trip, there may be a temptation to delete every blurred or apparently repeated photograph before making a second copy. It is safer to complete the import and backup first, then make the selection in a controlled way. A quick thumbnail judgement can miss a useful expression, a different exposure or an image whose subject is only clear at full size. This is especially relevant when a burst contains many similar frames.

Decide how rejected photographs are handled. Keeping every file forever is not mandatory, but deleting from both the working collection and the only backup during the same hurried session leaves no reconsideration period. A temporary review folder or a retained older backup can provide that interval. Label it clearly so that rejected images do not accidentally reappear among finished selections.

For an edited collection, export a small finished set and verify it on another device. Check the intended dimensions, orientation and visible appearance. Preserve the editing catalogue or project separately from those exports, because a flattened image does not retain every editing decision. If the editor uses external originals, keep their folder relationships intact or follow its supported relocation process. Renaming folders in the file manager can otherwise leave a catalogue full of missing-image references.

Include the phone in the same plan if it holds the first copy of many photographs. A laptop backup cannot protect photographs that never reached the laptop or its backup source. Confirm the actual transfer path instead of assuming that all devices showing the same album have stored independent originals.

For a family collection, agree who performs the import and who checks the backup. Otherwise, two people may each assume the other has copied the memory card. A simple folder note saying that the import was verified on a particular date can resolve that uncertainty. It should identify the destination rather than merely saying done. Keep the card unchanged until the agreed copies have been checked, especially after an event that cannot be repeated.

Sources and documentation

Seagate: Backup basics ↗
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