![Exchange Online – We are preparing a mailbox for the user – Accounts still have an on-premise Mailbox and ExchangeGUID is synced successfully to Office 365 - .matrixpost.net Exchange Online – We are preparing a mailbox for the user – Accounts still have an on-premise Mailbox and ExchangeGUID is synced successfully to Office 365 - .matrixpost.net](https://blog.matrixpost.net/wp-content/uploads/2021/04/preparing_mailbox004.png)
Exchange Online – We are preparing a mailbox for the user – Accounts still have an on-premise Mailbox and ExchangeGUID is synced successfully to Office 365 - .matrixpost.net
![Cannot find a recipient that has mailbox GUID when moving from Exchange Online to Exchange 2016 | Jaap Wesselius Cannot find a recipient that has mailbox GUID when moving from Exchange Online to Exchange 2016 | Jaap Wesselius](https://jaapwesscom.files.wordpress.com/2018/06/image_thumb1.png?w=433&h=484)
Cannot find a recipient that has mailbox GUID when moving from Exchange Online to Exchange 2016 | Jaap Wesselius
![How to link an existing on-premises AD Account with an Office 365 Exchange Online mailbox - ITProMentor How to link an existing on-premises AD Account with an Office 365 Exchange Online mailbox - ITProMentor](https://www.itpromentor.com/wp-content/uploads/2017/12/new-hybriduser.png)
How to link an existing on-premises AD Account with an Office 365 Exchange Online mailbox - ITProMentor
![Cannot find a recipient that has mailbox GUID when moving from Exchange Online to Exchange 2016 | Jaap Wesselius Cannot find a recipient that has mailbox GUID when moving from Exchange Online to Exchange 2016 | Jaap Wesselius](https://jaapwesscom.files.wordpress.com/2018/06/image_thumb.png?w=640)
Cannot find a recipient that has mailbox GUID when moving from Exchange Online to Exchange 2016 | Jaap Wesselius
Quick Fix] ExchangeGUID Does Not Correctly Update The strategies in this post help you to solve the ExchangeGUID does not correctly update issue. I had a bad day because of the user
![Exchange Online – We are preparing a mailbox for the user – Accounts still have an on-premise Mailbox and ExchangeGUID is synced successfully to Office 365 - .matrixpost.net Exchange Online – We are preparing a mailbox for the user – Accounts still have an on-premise Mailbox and ExchangeGUID is synced successfully to Office 365 - .matrixpost.net](https://blog.matrixpost.net/wp-content/uploads/2021/04/preparing_mailbox002.png)
Exchange Online – We are preparing a mailbox for the user – Accounts still have an on-premise Mailbox and ExchangeGUID is synced successfully to Office 365 - .matrixpost.net
![Restoring Exchange Online mailbox content to another mailbox using PowerShell command New-MailboxRestoreRequest | Part 22#23 - o365info Restoring Exchange Online mailbox content to another mailbox using PowerShell command New-MailboxRestoreRequest | Part 22#23 - o365info](https://o365info.com/wp-content/gallery/restoring-exchange-online-mailbox-content-to-another-mailbox-using-powershell-command-new-mailboxrestorerequest-part-22-23/Using-the-PowerShell-command-New-MailboxRestoreRequest-%E2%80%93-the-solution-01.jpg)