The SharePoint Application Management settings page lets you turn the site recycle bin on or off, set the number of days that deleted items are retained in the recycle bin, and set how much storage space the second stage (site collection) recycle bin uses.

Learn how to manage the Recycle Bin for a SharePoint site collection, which is different from the Recycle Bin in Windows. Find out how to view, delete, and restore items in the Recycle Bin, and how to put the Windows Recycle Bin back on your desktop.

Learn how to mitigate the L1TF and MDS variants of speculative execution side-channel attacks that affect Intel processors. See the security advisories, updates, and performance impact of the mitigations.

Learn how to delete a SharePoint site or subsite that you no longer need, including communication sites, team sites, and group connected sites. Follow the steps for different versions of SharePoint and restore deleted sites if needed.

Regsvr32 is a command-line utility to register and unregister OLE controls, such as DLLs and ActiveX controls in the Windows Registry. Learn how to use the Regsvr32 tool, troubleshoot common errors, and run it from an elevated command prompt.

Learn how to get a refund for digital game products purchased from the Microsoft Store or Xbox apps. Find out the eligibility criteria, guidelines, and resources for refund requests.

Learn how to view and restore deleted items from the site collection Recycle Bin in SharePoint Online, Microsoft 365, and SharePoint Server. Find out how long items are kept in the Recycle Bin and how to use Microsoft 365 Backup for data recovery.

Learn about the latest preview update for Windows 11 Enterprise and Education, version 22H2, released on September 26, 2024. Find out the new features, improvements, known issues, and how to get this update.

Learn how to protect your environment from vulnerabilities that can occur when the Kerberos Key Distribution Center (KDC) is servicing a certificate-based authentication request. See the timeline, registry keys, certificate mappings, and troubleshooting tips for the May 10, 2022 update (KB5014754).

The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately. MUM and MANIFEST files, and the associated security catalog (.cat) files, are critical to maintaining the state of the updated component.