Set OLE/DDE preferences

1. On the Tools menu, click Options, and then click the Advanced tab.
   
   
2. Under DDE Operations, select the options that you want.
   • Select Ignore DDE Requests to ignore DDE requests from other applications.
     
     
   • Select Enable DDE Refresh to update DDE links at the interval specified in the Refresh Interval box.
3. In the OLE/DDE Timeout box, enter the number of seconds (0 to 300) Microsoft Access should wait before retrying a failed OLE or DDE operation.

Click Apply to apply the settings immediately without closing the dialog box; click OK to apply the settings and close the dialog box.