Install for free Office365 apps to your smartphone:
- Install application;
- Login under your corporate account;
- Use it.
Use the links for getting apps faster:
For Android:
Microsoft Outlook
https://play.google.com/store/search?q=outlook&c=apps&hl=ru

Microsoft Teams
https://play.google.com/store/apps/details?id=com.microsoft.teams&hl=ru

For iOS
Microsoft Outlook
https://apps.apple.com/ru/app/microsoft-outlook/id951937596

Microsoft Teams
https://apps.apple.com/us/app/microsoft-teams/id1113153706

Thanks for following this tutorial.