No doubt, maintaining the cruciality of the data is a challenging task. Due to this, organizations lean towards Mimecast for a better security platform. But as time flew, Microsoft 365 improved its security by integrating advanced and updated algorithms. Now, because of the robust security features, organizations have decided to migrate from Mimecast to Office 365. 

But the question is how to achieve this. what are the solutions, and do we complete the process without any hindrances? So, today through this write-up, we will clarify all your doubts on Mimecast to Office 365 migration. So, without wasting your, let’s begin with the process.

Why Migrating from Mimecast Archive to Office 365?

Let’s discuss the key reasons behind the move from Mimecast to Office 365.

1. Consolidation Management - You can access all the mailboxes whether it is current or archived through one platform.

2. Cost Reduction - Microsoft involves the archive mailbox to distinguish the irregular data. This archive mailbox feature is also included in the Microsoft 365 subscription plan. For accessing the data offline, one can also take an Office 365 backup.

3. Scalability - Microsoft is a scalable platform that can extend its storage as per requirement to accommodate more emails. It eliminates the need for additional Mimecast storage.

4. On-time Updates - Microsoft is not only providing static algorithms for enhancing data security. It also updates its features regularly to meet the needs of the current market standards. 

5. Reduction of Complexity - Managing the additional archiving solution can also become a problem for the IT team. But operating on a single platform is more easy to use for them.

How to Migrate from Mimecast to Office 365?

There are two approaches for performing the Mimecast to Office 365 migration. One is the manual and another one is the professional approach. You will get to know about each approach in a detailed manner. 

Manual Approach to Transfer from Mimecast to Office 365

To transfer all the archive emails from the Mimecast to Office 365 you need to execute the below steps:

Step 1. Sign in to the Administrator role > click on the Admin toolbar.

Step 2. Now choose the Archive | Saved Searches menu items

Step 3. Select the Saved search folder where all the files are located.

Step 4. Press-right-click on the Saved Search option and then hit on the Export Search option.

Step 5. Provide the name of the search file.

Step 6. Choose the PST option to export all the saved files.

Step 7. Assign a name to the resulting file and click on Save and Exit to initiate the process.

Step 8. After exporting the PST file, now is the time to add that file to Microsoft 365.

This method requires extensive technical knowledge. There are also high chances of errors. After getting the PST file, you need to add the PST files to separate users' accounts manually. This process requires too much time which is not possible because it affects the organization's productivity. Due to these shortcomings, experts never use this manual approach. In addition, they also advised the professional method to connect Mimecast to Office 365. Now, let’s delve into the professional approach to get the expected results.

Professional Method to Migrate from Mimecast to Office 365

According to the experts, you can use the SysTools Office 365 Import tool to import PST to Office 365 account. This tool is easy to operate and also allows to import all the emails of users into their Office 365 accounts in one go. 

This tool minimizes the possibility of errors and also gives the expected results without any hurdles. This tool does not require any prior technical knowledge to migrate from Mimecast to Office 365. Its impeccable features make the migration process very efficient. 

Below are the steps of the tool.

Step 1. Download the tool on your machine. Choose the Source and Destination platforms such as Outlook and Office 365.

Step 2. Select the checkbox of the Email and apply the smart Date filter for the filtering of emails. After that move to Next.

Step 3. In the Source window, provide the location of the PST file. Validate that path and hit on Next.

Step 4. Now enter the details of the Office 365 destination account. Complete and validate them before going to the Next step.

Step 5. Load all the users into the tool by choosing a variety of options such as Fetch Users, Import Users, and Download template.

Step 6. After the validation of the users, click on the Start Import button to start the migration process.

Conclusion

Here we have explained the two methods to perform Mimecast to Office 365 migration. However, there are some limitations to the manual approach. However, the professional method is a full-fledged approach that can complete the migration process without any hurdles. Now it’s up to you to choose between both of them.