i personally don't use a password manager, i just have all the passwords in a text file. don't see how this has much to do with opsec.
i use tor and never drop it. if a site blocks tor i just won't use it.
here's some links from one of [email protected]'s pinned posts if you are interested in reading more, they seem to look good
https://zooey.pub/opsec-and-you/ [General overview about opsec]
https://digital-defense.io/ [Personyal Security Checklist]
https://www.privacyguides.org/ [As the nyame suggests]
https://www.notrace.how/ [Opsec tools]
