Outlook | Outlook for mobile | Outlook for Android | For business
Using Outlook for Android in business environments for email and scheduling
No, I downloaded the app from the Microsoft website
Your mail server certificate is invalid error
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 8%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Anonymous
I am attempting to use Outlook on my android phone. When I attempt to add my email account to outlook (on my phone) I get an error that says: Your mail certificate is invalid. Would you like to login anyway. PLEASE HELP!!!!
Outlook | Outlook for mobile | Outlook for Android | For business
Locked Question. This question was migrated from the Microsoft Support Community. You can vote on whether it's helpful, but you can't add comments or replies or follow the question.
102 answers
Sort by: Newest
-
Anonymous
2018-03-03T17:59:23+00:00 -
Anonymous
2018-03-03T17:19:41+00:00 Are you using the Outlook app from the Play store?