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1. Set up the current account in Outlook for Windows via Exchange mode and in FILE &gt;&nbsp;Info &gt;&nbsp;Account<br />
settings &gt;&nbsp;Account Settings &gt;&nbsp;choose the account &gt;&nbsp;change &gt;&nbsp;Offline Settings, choose All.<br />
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2. Then export all its data to a pst file to back up the data.<br />
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3.Use the same method to import the PST files to the on-premise mailboxes respectively.<br />
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Additionally, you mat also get help from migration solutions like; <a href="https://www.lepide.com/exchangemigrator/office-365-migration.html" rel="ugc">Lepide</a> and <a href="https://www.codetwo.com/office-365-migration/" rel="ugc">CodeTwo</a> to migrate from office 365 to echange 2010 easily.<br />
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Hope this helps!
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You can get some information from here: <a href="https://social.technet.microsoft.com/wiki/contents/articles/33167.office-365-move-a-cloud-exchange-user-back-to-on-premises.aspx" rel="ugc nofollow">https://social.technet.mic<wbr />rosoft.com<wbr />/wiki/cont<wbr />ents/artic<wbr />les/33167.<wbr />office-365<wbr />-move-a-cl<wbr />oud-exchan<wbr />ge-user-ba<wbr />ck-to-on-p<wbr />remises.as<wbr />px</a>
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Thanks Shiv Gupta, tried that last night but the exchange guid for on premises and exchange online was the same
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We have a hybrid environment, exchange 2010 sp3, with 2016 hybrid exchange server with no licences and Office365<br />
<br />
Looking to move them back i have found a few articles below, first one is for Exchange 2013 and upwards<br />
<br />
Second one the exchange GUID for the mailbox is the same in EMS on Exchange 2010 and Exchange Online<br />
<br />
<a href="https://social.technet.microsoft.com/wiki/contents/articles/33167.office-365-move-a-cloud-exchange-user-back-to-on-premises.aspx" rel="ugc nofollow">https://social.technet.microsoft.com/wiki/contents/articles/33167.office-365-move-a-cloud-exchange-user-back-to-on-premises.aspx</a><br />
<br />
So I dont see where changes in above document could be relevant<br />
<br />
Does anyone have an update walkthrough for migrating mailboxes to Exchange 2010 from Office365?
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We have a hybrid environment, exchange 2010 sp3, with 2016 hybrid exchange server with no licences and Office365

Looking to move them back i have found a few articles below, first one is for Exchange 2013 and upwards

Second one the exchange GUID for the mailbox is the same in EMS on Exchange 2010 and Exchange Online

https://social.technet.microsoft.com/wiki/contents/articles/33167.office-365-move-a-cloud-exchange-user-back-to-on-premises.aspx

So I dont see where changes in above document could be relevant

Does anyone have an update walkthrough for migrating mailboxes to Exchange 2010 from Office365?

Move mailbox from Office365 back to Exchange 2010

Windows PowerShell is a task automation and configuration management framework from Microsoft, consisting of a command-line shell and associated scripting language built on the .NET Framework. PowerShell provides full access to the Component Object Model (COM) and Windows Management Instrumentation (WMI), enabling administrators to perform administrative tasks on both local and remote Windows systems as well as WS-Management and Common Information Model (CIM) enabling management of remote Linux systems and network devices.

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Office 365 is a group of software plus services subscriptions that provides productivity software and related services to its subscribers. Office 365 allows the use of Microsoft Office apps on Windows and OS X, provides storage space on Microsoft's cloud storage service OneDrive, and grants 60 Skype minutes per month. Office 365 includes e-mail and social networking services through hosted versions of Exchange Server, Skype for Business Server, SharePoint and Office Online, integration with Yammer, as well as access to the Office software. All of Office 365's components can be managed and configured through an online portal; users can be added manually, imported from a CSV file, or Office 365 can be set up for single sign-on with a local Active Directory using Active Directory Federation Services.