To export PST from M365 the below steps must be followed:
- Give role permission
- Search account
- Create pst
- Download pst
Give permission
- Enter Microsoft 365 compliance
- Permissions
- Compliance center roles
- eDiscovery Manager add export
- Edit eDiscovery Administrator to add member (if is not working, remove Admin and add Manager, wait 1 hour)
Then:
Export PST
- Content search- New
- Turn on Exchange mailboxes – Choose user
- No conditions for full
- Click on created content-Actions-Export results
- All items INCLUDING
- Open export tab
- Copy key
- Download results
- Run or install eDiscovery tool and open
- Paste key-location-name in advanced options
File size (default is 10GB). If you have bigger than 10GB do the following:
- Close eDiscovery tool
- Create txt file name pstsize.reg
- Add following:
- Windows Registry Editor Version 5.00
- [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Exchange\Client\eDiscovery\ExportTool]
- “PstSizeLimitInBytes”=”21474836480” (20GB) or enter the desired size
Author:
Andreas Andreou
Senior Infrastructure Engineer
I could not refrain from commenting. Very well written!