Make sure you can get hold of your money

Unlike this woman:

https://www.marketwatch.com/picks/ill-die-broke-with-nothing-im-86-only-get-398-a-month-from-my-annuity-and-am-being-denied-access-to-my-1-million-in-investments-who-can-help-me-57255e99

„I’ve called the financial services firm and fought with them about this, but their expectations of me are ridiculously outlandish“

Ridiculously outlandish as in using your proper name(s) and having an identity document.

Being able to prove your identity and aliveness - and going (driving / be driven) somewhere to actually do it.