Microsoft Outlook increase 50 Go limit

posted in: Tips and howto 0

Outlook ost are limited to 50 Go on Windows. This registry entry put it to 100 Go :

[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\PST]
"MaxLargeFileSize"=dword:00019000

You must replace the 16.0 by your version of Microsoft Office. 16.0 is the current 365 version.

Here is the .reg file : https://plume.one/wp-content/uploads/2020/12/Microsoft-Outlook-regedit-ost-100-Go.zip

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