To migrate emails from any IMAP enabled mail servers, you can use either manual migration or you can use third-party tool like EdbMails IMAP Migration. Manual method come with various limitations such as mailbox numbers, size, and executing commands etc. Also these commands high skills. So you can use third-party tool like EdbMails IMAP Migration It has many features for efficient migration from IMAP server to Office 365. Just connect the source and target server with the proper credentials.
EdbMails IMAP migration tool supports IMAP Email servers: Google mail - Gmail, Outlook.com, Office365.com, Yahoo Mail, Yahoo Mail Plus, Yahoo Mail UK, Yahoo Mail Deutschland, Yahoo Mail AU/NZ, AOL.com, AT&T, BT Connect, NTL @ntlworld.com, O2 Deutschland, T-Online Deutschland, 1&1 Deutschland, Verizon, Zoho Mail, Mail.com, GMX.com, Net@ddress by USA.NET and many more.
Highlights:
• Directly migrates mail items from IMAP server to target Office 365/Exchange server. • Automatically maps the source mailboxes with the target mailboxes • Generates a detailed log report for the IMAP migration • Supports batch Migration in case there are more number of mailboxes. • Supports incremental G-suite mailbox to target Office 365/Exchange server • You can Migrates Gmail mailbox to Shared mailbox, Archive mailbox, and Public folder • You can migrate source IMAP mailbox to target live Exchange server directly. It supports Exchange server versions like 2007, 2010, 2013, 2016, and 2019.
On the first page, you need to click Add button to add IMAP files for migration. In the next step, select your email client and enter the credentials like Server Name, Email id, Password, and Port Number. Check the box Use SSL Connection, on the right-hand side, you will get the details of your account.
Finally, click on Add to proceed. Now, for the second step, you need to click on Add button under Step 2 to add Office 365 mailboxes.
Now add your mail details like email Id and Password, select Single/Archive Mailbox for single mailbox and List all Mailboxes using above credentials (Use Global Administrator login details) for multiple mailboxes from Office 365. Here we have opted for Single/Archive Mailbox. At this stage, you will see both the source mailbox and the destination mailbox.
Select the mailbox and map them and click on Set Filter and Migrate. Now provide a destination in the mailbox and click on Migrate. There are three separate button named Mailbox, Archive Mailbox, and Public Folder. If you want to migrate the data to a single type of destination, then choose these buttons.