Enable online archive function in Mobile outlook app
We can't check the email inside online archive when we checking the email in mobile.
please find create a channel for Online Archive email viewing in mobile outlook app
Vince Bailey commented
Yes, we have archive set at 3 years - would prefer it to to be set at 1 year but would need our Outlook for Android/IOS users to be able to access the archive first.
please put your votes for this here: https://office365.uservoice.com/forums/264636-general/suggestions/18828526-provide-access-to-the-online-archive-on-mobile-dev