The predominant tool that I personally user and got the superb results regarding to upload OST mailbox to Office 365 is eSoftTools OST to PST Converter Software that is completely competent to recover erased and unreadable OST files along with it's mailbox components like emails, tasks, drafts, journals, calendars, inline images, and calendars. This OST to PST Converter Software repairs the OST files with some few clicks into PST, EML, MBOX, HTML, PDF, ICS, VCF, vCard, MSG, and also office365. It securely extract the information of OST file and recover it with email attachments Time stamping, date, subject, and from. It exports selective folder and provides you the feature to search them according to date wise (to, from). According to the user's satisfaction this utility works with all editions of MS Outlook up to 2019.
Get better experience with eSoftTools Software - Upload OST mailbox to MS Office 365
Get better experience with eSoftTools Software - Upload OST mailbox to MS Office 365
