Incoming: IMAP, server name –, port – 993, SSL – SSL/TLS, Oauth2 authentication, username – your email id.Click on the Configure Manually option and input the IMAP settings that you got earlier:.In the Mail Account Setup window, input your name, Office 365 email address, and password, and click the Continue button.Go to New and click on the Existing mail account option.Hit the Alt+F key to open the File menu.Step 1: Configure your Office 365 account This Thunderbird to Office 365 migration process involves 2 steps, so follow them well. Here, we are showcasing how to configure the account if you already have the IMAP settings and port numbers. If your IT admin doesn’t permit IMAP, then you won’t be able to use this method. Only if you have the IMAP settings for the server will you be able to configure Office 365 account here. It does not support Microsoft’s proprietary protocols to access Office 365 or Exchange servers. A Free Method to Migrate Thunderbird to Office 365 Thunderbird supports a variety of email access methods like POP3 and IMAP4. On the contrary, Thunderbird is a desktop-based application having supports lots of Webmail and email hosting services compatibility.

Office 365 is a versatile service of Microsoft that runs on almost all Browsers just having a suitable Internet connection and Web device. There are various reasons that make using Outlook Web Access (OWA) a preferred choice for the users. Please suggest to me the best solution to migrate the data without facing any kind of data loss”

But I don’t know how to export Thunderbird emails to Office 365 directly. Office 365 is the perfect suite to match our expertise. Therefore, we are moving to an intuitive and feature-rich email application that is capable of addressing all the problems that we used to encounter previously. After a few years, our company is now working on a big scale. “In the beginning, we used the Thunderbird application with free Gmail for communication, as it is a free open-source email client.

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