Navigating Data Management in Microsoft Teams

In the dynamic world of Microsoft Teams, a wealth of data is generated across a diverse array of features. It's crucial for administrators to comprehend the data's storage locations and recovery processes to maintain a well-organized and secure digital workspace. Let's explore the types of data in Teams, where they reside and the steps to recover them if inadvertently deleted.  Understanding the Significance of Data Management in Teams Efficient data management in Teams involves knowing where various data types are stored and how to back and restore the various data types. Administrators play a pivotal role in ensuring data integrity, access control, compliance, and retrieval for both legal and organisational purposes. Four key reasons underscore the importance of knowing where Teams data is stored: 

• Safeguarding Organizational Teams Data: Preventing data loss entails the implementation of backup strategies, with knowledge of storage locations serving as a cornerstone for this endeavour. 
• Overseeing User Access to Teams Data: Administrators bear the responsibility of regulating user access to maintain data security and uphold confidentiality.
• Enforcing Retention Policies and Legal Holds:  Administrators should possess an understanding of data storage to successfully enforce retention policies and legal holds.
• Performing eDiscovery Searches: The ability to access specific data holds paramount importance for legal discovery and adherence to regulatory requirements. 

Different Types of Data and Their Storage Locations

Teams Data Architecture: Microsoft Teams data is distributed across various Microsoft 365 applications, including Exchange Online, SharePoint Online, and OneDrive for Business. 

Here's a breakdown of where different types of data are stored in Microsoft Teams: 

• Chat Data:
  • 1:1 chat, group chat: Stored in Exchange Online (User mailboxes)
  • Files: Stored in OneDrive for Business
• Channel Data:
  • Channel messages: Stored in Exchange Online (Group mailbox). For private channels, messages are copied to the user mailbox of the channel members. 
  • Email messages sent to channels: Stored in SharePoint (Email messages)
  • Files: SharePoint Online
• Calls:
  • Voicemail, call summary, and contacts: Stored in Exchange Online (User mailboxes) 
  • Channel meeting recordings, chat meeting recordings: Stored in Exchange Online (User mailboxes) and SharePoint Online.
• Calendar Data:
  • Calendar data: Stored in Exchange Online
• Meetings:
  • Voicemail, call summary, and contacts: Exchange Online (User mailboxes)
  • Channel meeting recordings: SharePoint Online
  • Chat meeting recordings: One Drive for Business
• Teams live events:
  • Information linked to live events, encompassing event recordings, transcriptions, Q&A reports, and attendee reports, is housed within Azure Media Services for a duration of 90 days. During this stipulated timeframe, the event's producer holds the capability to retrieve and download this data.

Delving into Data Storage and Recovery

Overview

Messages: Deleted chat or channel messages cannot be restored directly. If you have a compliance retention policy or legal hold in place for Teams messages, an administrator can recover these from the Compliance centre via eDiscovery search. 

Files: Deleted files can generally be restored from the SharePoint recycle bin. Remember, if you accidentally delete a file, restore it as soon as possible. There is a limit to the retention of files to 93 days ago. 

Storage and Recovery by Type

Storage Locations:

• Meeting Chats
  • Messages shared within a Teams meeting via the meeting chat box are stored in the same way as chat and channel messages:
    • Meeting within a Teams chat: the messages stored in a hidden folder within the user mailbox.
    • Meeting within a Teams channel: the messages stored in a hidden folder within the group mailbox.
• Voicemail, call summary and contacts
  • Voicemail, call summary and contacts are stored in the user mailbox in Exchange Online.
• Teams live events
  • Data associated with live events, including event recordings, transcriptions, Q&A reports, and attendee reports, are stored in Azure Media Services for 90 days.
    

Recovery Options:

• Messages and chats: An administrator can recover these from the Compliance centre via eDiscovery Content search.
• Meeting recordings: You have 90 days to restore expired videos before they are permanently deleted. They can be restored from the recycle bin in SharePoint online.
• Voicemail, call summary, and contacts: An administrator can recover these from the Compliance centre via eDiscovery Content Search.

Calendar Data

• Storage: Teams calendar data is stored in Exchange Online. Personal calendar is stored in the user mailbox while a group calendar is stored in the group mailbox corresponding to the team. 
• Recovery Options: Check deleted items in Outlook Calendar or contact your administrator for Exchange. 

Conclusion