ProtonMail 3.15 update brings contact groups and read receipts November 21, 2018 by admin Tweet The ProtonMail team has announced version 3.15 bringing with it handy features such as read receipts, address typo alerts, and contact groups to save you time compiling recipient lists. Read more… Neowin Related Posts:ProtonMail Bridge update brings new Status View,…Proton confirms a ProtonMail app for Windows is in…Telegram update adds read receipts for small groups…ProtonMail users with a Free account can get 1 GB…ProtonMail for iOS receives its biggest ever…