Hi vettefinderjim,
Thanks for reaching out to Apple Support Communities. It sounds like you're having an issue with using your password when updating or downloading apps. We're happy to help.
You can check the settings with the help of the article here: Require a password for App Store and iTunes purchases
You can also check your Face ID settings to make sure this feature is on to authenticate purchases. Check out the section "Use Face ID to make purchases" from the article here: Use Face ID on your iPhone or iPad Pro
If for any reason you can't recall your Apple ID password, check out the steps here to help reset it: If you forgot your Apple ID password
Best!