Hello Magento community! 🛠️

Encountering issues with the Magento 2.4.4 admin login, particularly facing a redirect loop or finding that it's not working as expected? Fret not, let's dive into troubleshooting to get your admin panel up and running smoothly!

If you hit a redirect loop in the admin panel after upgrading to 2.4.4 then you like had the configuration option system/security/max_session_size_admin set to 0 to fix an issue with 2.4.3 and session size. Setting it to 0 in 2.4.4.

bin/magento config:set system/security/max_session_size_admin 5120000
bin/magento config:set system/security/max_session_size_storefront 5120000

Clear cache after change.