How to cancel a Dropbox paid subscription and downgrade to a Basic account

You can cancel a Dropbox subscription for a paid Dropbox Plus or Dropbox Professional account at any time through a web ...

How to delete your Dropbox account in 5 simple steps, permanently erasing your files and personal information

If you delete your Dropbox account, it will erase all your online data and unlink your devices from the Dropbox service.
Forbes

Dropbox Confirms Automatic Password Deletions: You Must Act Now To Protect Yourself

Dropbox introduced its own password manager in 2020. Now, it’s shutting it and although the phased shutdown means it won’t completely disappear until Oct. 28, 2025, the first changes begin in August.