DataHelp PST to Office 365 migration tool is one of the best software to import entire data of Outlook PST file/ files into Office 365 account. This software is a reliable & effective way to export or migrate data like emails & attachments, contacts, task, calendar, etc items into Office 365 (Exchange Online). There is no file size limitation, you can easily import large PST file into Office 365 account. PST to Office 365 migration tool provides Date Filter option to export selected data into Office 365 (Exchange Online). The software also supports migration to multiple PST files, to export multiple files you need to select files which you want to import into Office 365 account. The software provides multiple file selection options, in which you can easily import multiple PST file or the entire folder of PST files into the software to perform bulk migration of PST to Office 365. DataHelp PST to Office 365 migration tool originally designed to migrate multiple PST files with all information into Office 365 user account. It is Windows compatible program so you can run this software on Windows 10 & lower editions to export Outlook data to O 365. DataHelp software also provides demo edition of this utility to check whole working procedure, but the demo edition has their own restrictions. To upload PST file/ files into Office 365 without any type of restriction you need to upgrade the tool. This software is reliable & effective to export multiple PST file into Exchange Online (Office 365) without any type of restrictions.