POF uses device fingerprinting . This means they don't just block your email; they remember your phone’s ID, your IP address, and even your photos (via metadata).
If you were banned for harassment, sorry—that account is gone for good. Take the L, learn the lesson, and try a different app. unblock on pof
If you try to make a new account while banned, their bots will usually detect you within 24 hours and ban you again—sometimes permanently erasing the chance to ever get the original back. If POF responds and says the ban is permanent, you have two options: POF uses device fingerprinting