Anonymous ← Customer Feedback for Proton My feedback 1 result found Destroy Messages after they have been opened. 128 votes Vote Vote Vote Vote We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close 1 vote 2 votes 3 votes Remove votes You have left! (?) (thinking…) 15 comments · Proton Mail » General · Delete… · Admin → How important is this to you? Not at all You must login first! Important You must login first! Critical You must login first! We're glad you're herePlease sign in to leave feedback Signed in as (Sign out) Close Close Anonymous supported this idea · March 31, 2016 An error occurred while saving the comment Anonymous commented · March 31, 2016 · Edit… · Delete… I second this idea. As an alternative to time-based expiry, it would be very useful - in some situations - to have a read-once-only e-mail that expires immediately after it has been opened. Save Submitting...
I second this idea. As an alternative to time-based expiry, it would be very useful - in some situations - to have a read-once-only e-mail that expires immediately after it has been opened.