Finder finishes copying a card, and the clip on the SSD looks the same size as the original. If you want to check that specific file before you reuse the card, compare the SHA-256 hash of each copy. On a Mac, you can do it in Terminal with shasum . For a whole card folder, use a recursive comparison to catch missing files as well as changed contents. A SanDisk multi-format card reader. Check that your reader supports the format of the card you’re copying. Public-domain photo by Evan-Amos. Wikimedia Commons . Compare the original clip with the copy Leave the card mounted. In Finder, copy its recording folders to a dedicated folder on the SSD, keeping the folder names and structure. Put each card in its own folder so that repeated clip names from another card won’t collide. Find the same file on the card and in the copied folder. Open Terminal and type shasum -a 256 followed by a space. Drag the original file into the window to enter its path. Add a space if needed, then drag ...
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Practical Sony FX3 video and A7 III photography guides, with clear camera, audio and storage workflows.