why is my outlook calendar not syncing with android

On the Outlook ribbon, click the Send/Receive tab.Right-click the folder, and then click Properties.

If there's an issue with a specific folder, you can resynchronize the folder in Outlook 2013 or Outlook 2010. The reason for these symptoms and other problems in synchronizing might be a corrupted OST file. You notice that some items such as email messages, appointments, contacts, tasks, journal entries, and notes are missing from your OST file or from your mailbox after you synchronize your OST file and your mailbox.

You occasionally receive error messages when you synchronize your Offline Folder OST file (.ost) in Outlook with your mailbox on a server that's running Exchange Server. You experience an issue in Outlook, but that issue doesn't occur when cached mode is disabled. You see differences or mismatches between the messages that you receive in Outlook compared to those that you receive in Outlook Web App (OWA). When synchronization issues occur in Microsoft Outlook 2013 or Outlook 2010, you may experience one or more of the following symptoms.

Why is my outlook calendar not syncing with android