Outlook stuck updating cached messages
To set the send/receive interval: In Outlook 2007, click Tools, then Options Select the Mail Setup tab Click the “Send/Receive” button Set the “schedule an automatic send/receive” interval Click Close and then OK You can uncheck the “automatic send/receive” box and Outlook 2007 will synchronize folders only when you manually click the Send/Receive button on the main menu bar.Stuck outgoing message Outlook 2007 may continuously attempt synchronization if a message in your Outbox is stuck.4 Click the box next to the “Cached Exchange Mode” field so it’s deselected below the “Microsoft Exchange Server” section.
But synchronization is not an “option,” it’s an essential feature.If you're using Outlook 2007 or earlier, click the File menu.If there is a check mark next to Work Offline, uncheck it, and you should be good to go.Click on the group, click Edit, click on the account you don’t want to synch and untick ‘Include the selected account in this group’ and click OK.
Microsoft Outlook is often rendered useless because it cannot connect to its Exchange server.If Outlook still cannot connect and you cannot reach any websites or internal resources, contact your IT department because you have a networking issue. Outlook can use two types of data files (and .ost), and both are susceptible to errors that can cause connectivity problems.