- Outlook 2016 sync issues pc how to#
- Outlook 2016 sync issues pc full#
- Outlook 2016 sync issues pc Offline#
- Outlook 2016 sync issues pc download#
The size limitation is set for the whole account storage, which depends on the account plan. By default, the mailbox size is not limited. Large mailbox size arises from the problem above – the existence of a large number of items in a folder and a huge number of folders in a mailbox. Note: the number of items cannot be checked in OWA.
The number of items in it will be indicated in the lower-left corner of the Outlook client. To check the number of items in folders, open Outlook and select the folder. The issue may happen at any time on any machine or device.Ĭheck the number of items in folders to see if they exceed the limits. The reason for this is that Outlook index these folders and as the item counts increase, performance degrades, and at some point, the mail client sync process can begin to fail. Microsoft recommends maintaining no mere than 5,000 items per folder and 500 folders total.
Outlook 2016 sync issues pc download#
To do this open Outlook and navigate to File > Account Settings > Account Settings > double-click on the Exchange mailbox > More settings > Advanced tab > uncheck Download shared folders > save changes > restart Outlook and test the behavior.
Outlook 2016 sync issues pc full#
If a user has Full Access to several mailboxes, it is recommended to uncheck “Download Shared Folders” setting in Outlook running in Cached mode.
Outlook 2016 sync issues pc how to#
Note: To avoid re-occurrence of the issue, you may need to reorganize your mailbox so that folders contain no more than 5000 items each as recommended in How To Organize A Large Mailbox.
Outlook 2016 sync issues pc Offline#
You can delete and recreate the OST file. Read the Support Center article on How To Create, Compact, Repair Or Delete Offline Folders (How To Rebuild OST File) for instructions. If there is an improvement in Outlook performance in Online Mode, it means the Outlook local cache file (.OST) is corrupted. Read the Support Center article on How To Enable Cached Exchange Mode In Outlook for more information. Run Outlook in Online Mode: go to File (Tools) > Account Settings > double-click on Exchange email address > uncheck Use Cached Exchange Mode > save the changes > restart Outlook.
If the Outlook status is Working Offline, open the Send/Receive tab and disable Work Offline option. Sometimes Outlook may go to Work Offline status when there are intermittent issues with the Internet connection