Forced to use the new outlook which doesn't work properly. The 'mark all as read' feature doesn't work. If you close and re-open the app all the emails are unread again. It's incredibly annoying to use and this also happens if you genuinely read messages too.Forced advertising at the top of the inbox - quite frankly it's a bad look for your company.Compared to the old version for Windows 10, it's a huge step down.