Resolving the Outlook maximum size error message
How to resolve the error message "mail@scu.edu.au.ost has reached the maximum size. To reduce the amount of data in this file, permanently delete some items that you no longer need"
Why am I receiving this message?
Offline Storage Table (OST) is a replica of the mailbox(s) on the server. The file is stored on the system locally and is synchronized with the mailbox on the server. With continuous sending/receiving of new messages and other items, the OST file size gradually grows.
Step 1:
Open Outlook app
Right-click on your email "email@scu.edu.au"
Click on Data file properties
Step 2:
• Click on General tab
• Click on Advanced
• Click on Advanced tab again
• Click on Outlook Data File Settings
• Click on Compact Now, then click ok
t
Step 3:
• Uncheck the option "Use Cached Exchange Mode"
• Click on Apply and Ok
• Close and reopen your outlook for the effects
This option will stop the server download and prevent your Outlook app from becoming overloaded.