Did you already download an "exclusive Android account generator" from a random forum? Perform these steps immediately:
Websites offering these generators often require you to complete surveys or "human verification" steps that are actually phishing attempts to collect your email, phone number, and other private details. Official Ways to Get Spotify Premium for Free
Spotify actively monitors for suspicious activity. If they detect you are using a generated account or a modified app, they will blacklist your email or device ID.