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How to Check if 32-bit or 64-bit Microsoft 365 Apps Are Installed

When troubleshooting Microsoft 365 Apps, you may need to determine whether the installed version of Office is 32-bit or 64-bit. This can be important when working with Office add-insĀ  or other software that depends on specific installed Office versions. This method is especially useful when Microsoft 365 Apps are not activated, since the Office applications […]

Change the Maximum Size Limit for Outlook PST and OST Files

Microsoft Outlook stores mailbox data in PST and OST files. By default, modern versions of Outlook typically have a file size limit of 50 GB for Unicode PST and OST files. If Outlook reaches this limit, users may see errors stating that the Outlook data file has reached its maximum size. Microsoft provides registry values […]