Hi @BANKNAKED
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Is there only one meeting that isn't showing up on your mobile device?
Do other users in the organization have the same problem?
What is your account type (POP/IMAP/Exchange)?
It is recommended that you configure your account to Exchange and then check if the meeting is synchronized.
There are many reasons why the synchronization may not be possible, please try to troubleshoot by following the steps in this document: Can't sync calendar and contacts with my phone or tablet - Microsoft Support.
In addition, this issue may also be related to Outlook for mobile, please kindly understand that the Outlook tag here we mainly focus on general issues about Outlook desktop client. In order to better solve your problem, it's suggested to post your issue on this dedicated forum for Outlook for Mobile for more professional help.
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