How to recover missing, deleted or corrupted items in SharePoint and ...
In SharePoint or OneDrive, you experience one or more of the following problem scenarios: Scenario 1: You're missing a file, folder, or item from a list or library. Scenario 2: You've deleted a file or a folder and want to recover it.
Applies To: SharePoint in Microsoft 365, OneDrive (work or school), OneDrive for Mac, OneDrive for Windows
Restore deleted files or folders in OneDrive - Microsoft Support
If you shared a folder with other people and they deleted its contents, you can find the contents in your recycle bin. To restore files from your Recycle Bin in Windows, open the Recycle Bin, select the files or folders you want to recover, then right-click them and select Restore .
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, Office for business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
Restore a shared library - Microsoft Support
If lots of your SharePoint or Microsoft Teams files get deleted, overwritten, corrupted, or infected by malware, you can restore an entire shared document library to a previous time. The restore will undo all the actions that occurred on both files and folders in the last 30 days.
Applies To: SharePoint in Microsoft 365, Microsoft Teams
Find lost or missing files in OneDrive - Microsoft Support
Make sure you search in all your views: My files, Photos, Shared and Recycle bin. You'll find help below in these sections: Or use our guided troubleshooter to help you search for and restore your files. Start troubleshooter.
Applies To: Office for business, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
Known issues with shared calendars in Outlook
Currently, you can't use Outlook on Windows to edit calendars that are shared with your Outlook.com account, even if you've reconnected your Outlook.com account to Outlook. We're working to make it possible to edit shared calendars in Outlook 2016 for Windows.
Duplicate shared Calendar(s) after transitioning between Mail and ...
Users are seeing duplicated shared Calendars when switching from Calendar module to Mail module and back to the Calendar module when opening a REST shared Calendar. STATUS: FIXED A fix for this issue has been released in build 16.0.15926.10000.
Restore your OneDrive - Microsoft Support
If you don't want to restore everything, you can also restore deleted files from the OneDrive recycle bin or restore a previous version of a file. For files in SharePoint or Microsoft Teams, you can restore a document library. Enable and configure versioning for a list or library. Need more help?
Applies To: OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Restore items in the recycle bin that were deleted from SharePoint or ...
If you delete files or folders that you're syncing, you can restore them from the Windows recycle bin on your PC. To put your Windows recycle bin on your desktop, see Show or hide the Recycle Bin. The information in this article also applies to OneDrive (for work or school) files.
Applies To: SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, SharePoint Server 2010, Microsoft Teams
Add and sync shared folders to OneDrive for home
When someone shares a folder with you, it appears in the Shared section of your OneDrive.com. If you have Edit permissions to those shared folders, you can add them to the My files section of your OneDrive to make them easier to access and work with.
Applies To: Office for business, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Secure loading of libraries to prevent DLL preloading attacks
If an attacker gains control of one of the directories, they can force the application to load a malicious copy of the DLL instead of the DLL that it was expecting. These attacks are known as “DLL preloading attacks” and are common to all operating systems that support dynamically loading shared DLL libraries.