If you want to Gemini sign in then you have to go to the official website of Gemini. To sign up for an account, you'll typically need to provide your email address, create a password, and complete all required identity verification steps.
https://sites.google.com/coinl....ogs.us/geminisignin/

Gemini Sign in | Cryptocurrency Exchange to Buy Bitcoin & Crypto

Everything You Need To Know Before Using Gemini Exchange