Microsoft has released the KB5000842 non-security preview update for all editions of Windows 10, version 20H2, and Windows 10 version 2004, with fixes for system freezing and activation issues. The update removes the out-of-support Microsoft Edge Legacy and installs the new Microsoft Edge. Microsoft advises customers who encounter “0x800f0823 CBS_E_NEW_SERVICING_STACK_REQUIRED”” errors when installing the update to close the message
Source: security