Fix 'Windows Security App Not Installed' on Windows 10
You open the Start menu, search for Windows Security, and nothing shows up. Or you see a message ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Install PowerShell on Ubuntu
If you need to run PowerShell scripts on Ubuntu, you can install it via Microsoft's official repo...
Fix Cloudflare DNS Not Resolving on Android
If you've set Cloudflare's 1.1.1.1 DNS on your Android device but websites won't load or you see ...
Fix Antivirus Causing High CPU Usage in Command Prompt
If you notice high CPU usage in Task Manager under Command Prompt, your antivirus software may be...
BitLocker Log File Missing After Update: Fixes & Workarounds
After a Windows update, you may notice that BitLocker log files are missing from the usual locati...
Fix Windows Activation SSL Certificate Error After System Restore
After performing a system restore, some users encounter an SSL certificate error when trying to a...
Topic paths
Quick titles
Windows Update Migration Setup TipsPowerShell WinRM Connection Issues GuideFix BitLocker Setup Hang on Encrypting DriveResolve Microsoft Store Network Error Post-UpdateHow to Resolve Activation Error 0x80070005 and High RAM UsageHow to Resolve Windows Update Port ConflictFix CMD Not Starting Automatically on Windows Login0x80072efd: Windows Security Cannot Connect