Gmail has several hidden features, and among them is the ability to send and open confidential emails. Gmail's varied features make it a powerful, all-in-one communication tool. Many of Google's recent design upgrades for Gmail have been centered on improving ease of use and functionality. There are also several settings that users can enable to enhance privacy and security when sending emails.
Not everyone likes to read emails the same way, and Gmail lets users customize how their inbox visually appears by choosing from a range of design layouts that help them prioritize different categories of emails. Users who prefer to use Gmail through one of its mobile apps can also enable the swipe gestures to perform different mail commands.
Related: How To Change Gmail's Inbox Layout
Emails that contain sensitive information can be protected from unauthorized access through Gmail's confidential mode. This lets users set an expiration date and passcode for any message they send and also revoke access at any time. To do this, open Gmail on a web browser or launch the Gmail mobile app and click Compose to start a message. On a desktop computer, click on Toggle confidential mode (padlock with clock icon) on the bottom-right corner of the email screen. If accessing Gmail on an Android or iOS device, tap More (three-dot icon) on the top-right corner of the screen and hit Confidential mode. Set an expiration date for the confidential email — choices range between one day later to five years in the future. After this date, the message will no longer be readable by the recipient. Senders can also require recipients to input a passcode to open the message. If No SMS passcode is selected, users with Gmail accounts will be able to open the
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