![]() Keeping a copy of your data in these 3 places ensures that when a copy in one location is at risk, you can also access the data in other ways. ![]() Therefore, based on the above theory, if you want to ensure the security of your photos and videos comprehensively, I recommend that you save backups in these 3 places: local disk, external hard drive, and cloud space. 0 means: you should ensure the backup has 0 errors.1 means: you should hold 1 backup of the media offline or air gap.1 means: you should keep 1 data backup offsite.2 means: you should use 2 backup storage media at least.3 means: you should keep 3 copies of your files at least.The meaning of the 3-2-1-1-0 golden backup rule is as follows: ![]() In order to ensure that these photos or videos can be kept in a very safe state for a long time, I suggest that you customize the backup scheme for these files according to the 3-2-1-1-0 golden backup rule. The photos that make you want to treasure them must be very important to you. ![]()
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