Tutorial Alert: Double Bottom Discover the "Double Bottom" - an added layer of protection for your chats. Switch between personal and professional with ease and utmost security. Curious how to set it up? To enable this feature, it is required to have multiple accounts and switch on passcode lock (go to Settings > Privacy and Security > Passcode Lock). Do you use this feature? Follow us: Twitter | Instagram | Facebook | LinkedIn | YouTube 20.7K viewsedited 14:28