The A-Z Guide Of Disc formatting in GPT. Convert GPT to MBR without data loss using Paragon Hard Disk Manager This content is restricted to site members. If you are an existing user, please log in. New users may register below.Existing Users Log InUsername or EmailPassword Remember Me New User RegistrationChoose a Username*First Name*Last Name*Address 1*Address 2City*State*Zip*Country*Day Phone*Email**Required field