: Follow the "3-2-1 rule": Keep 3 copies of your MP4 files on 2 different media types, with 1 copy located off-site. Resources for Further Reading
: Use high-quality Video Tape Recorders (VTRs) specific to your format. 18933mp4
Because modern media preservation often involves digitizing these tapes into (MPEG-4), a "guide" for 18933 involves the steps required to safely handle old tapes and convert them into high-quality digital video. Guide to Magnetic Media Preservation (ISO 18933) : Follow the "3-2-1 rule": Keep 3 copies
: Tapes should be stored vertically (on edge) rather than flat to prevent the tape pack from shifting or sagging. Guide to Magnetic Media Preservation (ISO 18933) :
If you are working with older tape formats (like VHS, Betacam, or audio reels) and plan to digitize them into MP4 format, follow these primary steps:
: The full official standard for magnetic media care.
: Ensure your playback decks are calibrated and the heads are clean.