Fix 0x80070005 Access Denied Error in Windows/Office
You may see "We're sorry, something went wrong... (0x80070005)" or "0x80070005 - Access is denied" when activating Windows or Microsoft 365. This error occurs
Tag
how-to
Step-by-step IT guides and tutorials
Clean WinSxS Folder (Windows Component Store)
The C:\Windows\WinSxS folder can grow extremely large over time, consuming significant disk space. This command uses DISM to clean up superseded Windows components, safely reclaiming gigabytes. The Fix
Fix Error 0x8007007E: The Specified Module Not Found
You've encountered error 0x8007007E, "The specified module could not be found," which can block Windows Update or Microsoft 365 due to missing or corrupted system files.
Fix Intune Auto-Enroll Failure: Missing License Error 0x8018002B
Windows auto-enrollment to Intune fails with error 0x8018002B, or the user sees "Something went wrong. Looks like we can't connect to the URL for your organization's MDM terms of use" when joining their device. Event Viewer shows Auto MDM Enroll events with error 0x8018002B
Fix Domain Trust Relationship in PowerShell
Fix Domain Trust Relationship in PowerShell Reset computer account password to fix "trust relationship between this workstation and the primary domain failed" without rejoining. Check Current Trust Status
Fix Office 365 Error 4wbr5 Authentication Cache Corruption
Fix Office 365 error 4wbr5 in Outlook, Teams, and other apps. Step-by-step guide to clear authentication cache corruption on Windows, RDS, and Azure Virtual Desktop
Disable UDP for Remote Desktop Protocol (RDP)
RDP sessions can become unstable, freeze, or drop frequently over unreliable networks (like VPNs) due to UDP fallback issues. Forcing RDP to use only TCP can often resolve these problems.
Fix Exchange "Unable to Mount Database" Error (hr=0x80004005, ec=-528)
Exchange Server throws "Unable to Mount Database" with error codes hr=0x80004005 and ec=-528 when the database files are in a dirty shutdown state. This happens after
Fix CAA2000 Error in Outlook, Teams & Office Apps
You're seeing "We couldn't sign you in" with error codes CAA20003, CAA20002, or CAA2000B in Outlook, Teams, or other Office apps. This is a
Identify "Unknown Device" (Missing Driver)
Device Manager shows an "Unknown device" with a yellow exclamation mark. Instead of blindly guessing the driver, use PowerShell to quickly get its Hardware ID (VID/PID) for
Disable Web Search in Windows Start Menu
Typing into the Windows Start Menu search often pulls up unwanted web results from Bing. This registry tweak removes these online suggestions, keeping your search local and focused. The Fix
Nuclear Windows Update Reset
Windows Update is stuck, failing with cryptic errors, or constantly scanning. This performs a complete reset of the Windows Update components, often fixing persistent issues. The Fix net stop wuauserv