Your Snapchat account is locked due for some reason, using unlawful or unsupported third-party services, extensions, or settings such as Phantom, 6snap, and others. If Snapchat detects spam, spam snaps or messages on chat, or other abusive activity, then your account is locked. Snapchat will lock your account if you add too many friends if you are verified your email or phone number. More accounts may be affected and locked when Snapchat creates regular software updates.