stability and speed are still an issue

• S/MIME support


• Dark mode


• sort destination folders by "last used" when moving email


• Multiple signatures


• better screen real estate use in calendar in day view (less white spaces)


• Day view widget


• Time limited OoO

make it possible to select an individual color for the accounts instead of automatically assigned color. and make it possible to have a picture instead of color+letter.

O an will set mail synchronization frequency

Make possible to put profile picture or logo for e-mail accounts. It use to be easier to find and recognize account you are looking for, when have few of the m.

I'd like dark theme to be activated by the time of sunset.

It is very bad for the eyes to use the new dark mode, because It is pure black not a dark shade of grey or dark blue.

Now that my phone no longer has a fingerprint scanner, I need Outlook to add support for Face Unlock.

outbox is not found

Outlook app needs an AMOLED-friendly low-contrast dark mode!

I would like to replace the icons in e-mail accounts list by my own customized icons, like company logo image or user photo, or avatar

Emails from my contacts often end up in the spam folder. I would be great if you could change the spam filter intensity in the app.

I've inquired about this before, i.e. supporting full-featured Outlook Tasks in the Android version. not some dumbed down todo list, but a full fledged database, syncing categories & their colors, all the task fields synced properly. Customizable views. Pocket Informant did it back in Windows CE days, should be a lot easier today given today's phone capabilities. my task dstabase is several thousand items, so you can see why custom views matter

Improve a night mode for a better battery life and simple esthetic.
Add a "mark as read" option on the notification instead of open the app to see the mail.

At the moment, the unread badge count only allows to pick between normal inbox and focused inbox. I would like to disable it altogether.