Fix VirtualBox Kernel Driver Not Installed Error 0x80004005
You try to start a virtual machine in VirtualBox and get the error: Kernel driver not ins...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix OneDrive Sync Rate Limit Error and Resume Syncing
If you see a message like 'Sync is paused due to rate limiting' or 'OneDrive sync is not working'...
Chrome Profile Deletion Not Working? How to Remove It
You try to delete a Chrome profile from the settings page, but the option is grayed out, missing,...
Fix PowerShell Service Unavailable Error on Windows
You're running a PowerShell command and get a red error: "Service unavailable". ...
Fix PowerShell Invalid Configuration for Remote Session
When you try to create a remote PowerShell session (Enter-PSSession or New-PSSession) and get an ...
Fix Task Scheduler Certificate Error After Windows Update
After a Windows update, you might see a certificate error in Task Scheduler when trying to run a ...
Topic paths
Quick titles
Access Denied Running Defender Commands – SolutionsHow to Restore Windows Search in File ExplorerTroubleshoot Windows Security Not LoadingHow to Fix Command Prompt Permission Denied in Safe ModeTask Scheduler Not Running After Reset: How to FixTroubleshoot Svchost.exe High CPU on Windows 11How to Fix Windows Search Dependency ErrorsWindows Search for Mac Configuration Checklist