Reupping this post so tech people like @malwarejake and @matthew_d_green might take a look.
Hunter Biden actually had TWO iCloud accounts (maybe 3), and it looks like someone took over one account, and then got to the other via changing PW on iTunes.
https://www.emptywheel.net/2023/07/12/hunter-bidens-matryoshka-cell-phone/
Hunter Biden's Matryoshka Cell Phone: How the IRS and Frothers Got Hunter's Encrypted iPhone Content - emptywheel
The frothers generally claim that "Hunter Biden's" "laptop" is authentic because it is registered to an account, [email protected], registered to him. But the more interesting question is how that account got access to a different iCloud account, registered to the email [email protected].