Before you decide which option to choose to backup your email, you need to evaluate the importance or operational need for the information. This is a practice called records management.
For more information about records management, please see https://en.wikipedia.org/wiki/Records_management.
For Information about Western University's Records and Archives Policy, please see https://www.uwo.ca/univsec/pdf/policies_procedures/section1/mapp130.pdf
Depending on the percentage of messages which meet your requirement you can consider the various options listed below:
- Level 1
- Use a full mail client such as Outlook or Mac Mail and copy messages to a local folder OR
- Use Outlook and take advantage of its Auto Archiving feature
- Level 2 - Option A
- Print and store a hard copy of the message
- Please consider the environment.
- Level 2 - Option B
- use 3rd party tools associated with either the client or OS to backup and if necessary recover the appropriate system source files AND use one of the options listed in Level 1.
Level 1
Export an Outlook Data File (.pst)
- Open Outlook
- Navigate to File (top left) -> Open & Export
- Select Import / Export
- Select Export to a file, click Next
- Select Outlook Data File (.pst), click Next
- From here you can export a single folder, or your entire mailbox by clicking on your email address at the top - click Next to continue
- Click Browse and choose a name and location to save your .pst file, click OK
- You will be prompted about adding an optional password. If you’d prefer to create the data file without a password, leave the fields blank and click “OK” to finish
For instructions on importing a .pst file into Outlook, please visit our Manage Outlook PST documentation.
Export your Mac Mail mailbox (.mbox)
- Select your mailbox from the left pane
- Select “Mailbox” -> Export Mailbox
- Browse for a destination folder for your mailbox file, select Choose to confirm, creating a local mbox file containing your entire mailbox
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Using Outlook AutoArchive feature
Outlook has a feature called AutoArchive, an automated process that can periodically archive older email messages and place them into a local .pst archive folder.
- Click the File tab, then click on Options
- Click the Advanced tab
- Click AutoArchive Settings
- Check the Run AutoArchive Every box, then specify how frequently you’d like AutoArchive to run in the following box
- To be notified before AutoArchive starts, check Prompt before AutoArchive runs
- Click Browse to select a folder and filename for your archive folder
- Click OK two times
For instructions on importing a .pst file into Outlook, please visit our Manage Outlook PST documentation.
Level 2
Using Windows 10’s File History (Windows 10 only)
Windows 10 has a built-in feature called File History, which creates automatic backups of files and apps while an external hard drive is connected to the device.
- Connect an external hard drive to your device
- Right click on the Windows logo (bottom left) and select Settings
- Go to Update & Security, then click Backup
- Click on the + icon beside Add a drive and select your external hard drive, enabling File History
- By default, File History takes backups every hour – to edit these options, click More Options
- From this page you can personalize the frequency of your backups, how long backups are held, and which specific folders will be backed up each sync
*If you are on a Mac, please see our documentation on Time Machine below.
Using Time Machine with Mac Mail (Mac only)
Mac devices have a built-in application called Time Machine, which creates automatic backups of files and apps while an external hard drive is connected to the device.
- Connect an external hard drive to the Mac
- Click the Apple logo in the top left and select System Preferences
- Select Time Machine from the available options
- Click on the Select Backup Disk button, select your external hard drive and click Use Disk
- This toggles the Time Machine switch to On, so it will now create regular backups of all files and apps onto the external drive, including your exported .mbox file and your Mac Mail application
*If you are on Windows 10, please see our documentation on Windows 10 File History above.