unrecognized computer accessed account

a strange computer logged into my shopify. i quickly changed the password and logged them out. How did this happen? I am wondering because we have 2FA enabled.

So now what, should i take any further steps? I have the approximate address of the login.

@3WavesCoffee It is concerning. Report the unauthorized access to Shopify Support and take these steps immediately.
Secure Your Email & Shopify, Check account activity and recovery codes, watch for phishing, and contact Shopify Support.