> Your account must meet the following criteria to receive or retain the blue checkmark:
Complete: Your account must have a display name and profile photo
Active use: Your account must be active in the past 30 days to subscribe to Twitter Blue
Security: Your account must be older than 90 days upon subscription and have a confirmed phone number
Non-Deceptive:
Your account must have no recent changes to your profile photo, display name, or username (@handle)
Your account must have no signs of being misleading or deceptive