When a Microsoft 365 Group is deleted, its related resources such as Outlook mailbox, SharePoint site, and Teams channel are also deleted. But, they can still be recovered within a 30-day period. After this 30-day period, the group and its related resources are permanently deleted and cannot be recovered.
Restoring a Deleted Microsoft 365 Group
1. Using the Microsoft 365 admin center: This is a graphical user interface approach for less technical users.
- Sign in to the Microsoft 365 admin center with an account that has admin permissions.
- Navigate to the Groups > Deleted groups.
- Select the group you want to restore and click on Restore.
2. PowerShell: This is a command line approach for experienced admins.
To restore a deleted group using PowerShell, you need to install and connect to Azure AD. Then, follow these steps:
# Get the deleted group
$deletedgroup = Get-AzureADMSDeletedGroup -SearchString "
# Restore the group
Restore-AzureADMSDeletedDirectoryObject -Id $deletedgroup.Id
Troubleshoot Deletion of Microsoft 365 Groups
There may be instances where the restoration doesn’t go as planned, hence the need for troubleshooting.
Issue 1: The Restore option isn’t available
- Possible Cause: The group was permanently deleted or beyond the 30-day recovery period.
- Solution: Unfortunately, in such a case, the group cannot be recovered.
Issue 2: You don’t see the group you want to recover
- Possible Cause: Another admin may have restored or permanently deleted the group.
- Solution: You should contact other admins to confirm.
Issue 3: Unable to delete a group
- Possible Cause: Insufficient permissions to delete the group.
- Solution: Sign in with an account that has the necessary admin permissions.
Conclusion
Understanding how to restore and troubleshoot deletion of Microsoft 365 Groups is an important aspect of MS-700: Managing Microsoft Teams exam. Whether using the Microsoft 365 admin center or PowerShell, being able to recover these groups within the designated 30-day period is crucial in avoiding potential data loss and disruption of workflow. Nevertheless, be aware of the potential issues during the restoration process to ensure a smooth recovery.
Practice Test
True or False: Microsoft 365 Groups can only be restored within 7 days after deletion.
A) True
B) False
Answer: B. False.
Explanation: Microsoft allows for the restoration of deleted Microsoft 365 Groups within 30 days after deletion.
True or False: Only a global administrator can restore a deleted Microsoft 365 Group.
A) True
B) False
Answer: B. False.
Explanation: Both Global Administrators and User Administrators have the ability to restore a deleted Microsoft 365 Group.
Which of the following statements about restoring Microsoft 365 Group are true? Select all that apply.
A) Email conversations are restored when you restore a Microsoft 365 Group.
B) Files are restored when you restore a Microsoft 365 Group.
C) All members of Microsoft 365 Group are removed after restoration.
D) Calendar meetings are not restored when you restore a Microsoft 365 Group.
Answer: A, B.
Explanation: When a Microsoft 365 Group is restored, all group emails and files are recovered. However, the group membership remains and calendar meetings are likewise restored.
True or False: SharePoint site affiliated with the Microsoft 365 group will not be restored when the group is restored.
A) True
B) False
Answer: B. False.
Explanation: SharePoint sites affiliated with the group are restored along with the Microsoft 365 Group.
True or False: When Microsoft 365 Group is deleted, it also deletes Microsoft Teams tied to the group.
A) True
B) False
Answer: A. True.
Explanation: When a Microsoft 365 Group is deleted, it also deletes the corresponding Microsoft Teams because Teams is built on Microsoft 365 Groups.
When you delete a Microsoft 365 Group, what happens to the associated Teams data?
A) It is immediately deleted.
B) It is hidden, but not deleted.
C) It is moved to the SharePoint recycle bin.
D) It remains visible, but cannot be edited.
Answer: B.
Explanation: When a Microsoft 365 Group is deleted, the data in Teams is hidden and not deleted, it remains in a soft-delete state for 30 days by default.
What is the function of ‘Soft delete’ in Microsoft 365 groups?
A) It immediately deletes the group and all associated data.
B) It hides the group and associated data for a period of time before permanent deletion.
C) It moves the group and associated data to a different location.
D) It makes the group and associated data read-only.
Answer: B.
Explanation: ‘Soft delete’ gives the group owner or administrator the ability to recover the group and its associated data for a period of time before it’s permanently deleted.
True or False: Microsoft 365 Groups’ associated SharePoint Sites contents will be moved to the Site Collection recycle bin once the group is deleted.
A) True
B) False
Answer: A. True.
Explanation: When a Microsoft 365 group is deleted, the contents of the associated SharePoint Sites get moved to the Site Collection recycle bin from where they can be recovered.
Which of the following statement about restoring Microsoft Teams is false?
A) Restoring a team restores its channels and tabs.
B) Teams can’t be restored once permanently deleted.
C) Global Administrators cannot restore teams.
D) The associated Microsoft 365 group must be active for a team to be restored.
Answer: C.
Explanation: Teams can be restored, but this functionality is under the role of a Global Administrator or User Administrator.
True or False: Microsoft 365 Groups, once deleted, are unrecoverable after the 30-day Soft Delete period.
A) True
B) False
Answer: A. True.
Explanation: If you don’t restore a deleted group within the permitted restore time (30-days Soft Delete period), it is permanently deleted and hence, is unrecoverable after that.
Interview Questions
What is the first step to restore a deleted Microsoft 365 Group?
The first step to restore a deleted Microsoft 365 Group is to go to the admin center, navigate to Groups, and then select Deleted Groups. Here, you will see a list of groups that have been deleted within the past 30 days.
What happens if a deleted Microsoft 365 Group isn’t restored within 30 days?
If a deleted Microsoft 365 Group isn’t restored within 30 days it is permanently deleted and cannot be recovered.
How can you restore a Microsoft 365 Group using PowerShell?
You can restore a Microsoft 365 Group using PowerShell by running the Restore-AzureADMSDeletedDirectoryObject command with the correct group ObjectId.
On deleting a Microsoft 365 group, does it also delete all the group’s resources?
Yes, on deleting a Microsoft 365 Group, all of the group’s associated resources such as Outlook inbox, SharePoint site, and Teams workspace also get deleted.
If you have multiple Microsoft 365 Groups to restore, can they be restored all at once?
No, each group has to be individually selected to be restored, as there isn’t a bulk restore option available.
What permissions are required to restore a Microsoft 365 Group?
User must be a global admin, privileged role admin, or have the Group administrator role to restore a Microsoft 365 Group.
Can a group owner restore a deleted Microsoft 365 Group?
No, only an administrator can restore a deleted Microsoft 365 Group.
Is there any way to increase the retention period of the deleted Microsoft 365 Groups?
Yes, by using Office 365 Group Expiration Policy, you can increase the retention period of the deleted Groups over 30 days.
Where can you check the list of recently deleted groups in the Microsoft 365 admin center?
To check the list of recently deleted groups, go to the admin center, select ‘Groups’ and then ‘Deleted groups’ inside the Groups field.
What does the Restore-AzureADMSDeletedDirectoryObject command do?
The Restore-AzureADMSDeletedDirectoryObject command is used to restore a deleted Microsoft 365 Group in PowerShell.
Is it possible to delete a Microsoft 365 Group that is linked to a Team?
Yes, but it also deletes the respective Team and all associated data.
Can we recover the data of the deleted Microsoft 365 Groups after 30 days using the backup?
Yes, if the backup is enabled, data can be restored even after 30 days of the deletion of the Microsoft 365 Groups.
What happens to the emails in the group mailbox when you delete a Microsoft 365 Group?
When a Microsoft 365 Group is deleted, the emails in the group mailbox are also deleted but can be restored within 30 days.
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