Windows Update Cannot Connect to Update Server: Fixes
When Windows Update shows “cannot connect to update server,” you may see error codes like 0x80072...
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View listFix Windows Security High Memory Usage
If you notice that Windows Security (formerly Windows Defender) is using a lot of memory—sometime...
How to Fix PuTTY Connection Refused Error
You open PuTTY, enter your server IP or hostname, click Open, and get "Connection refused...
How to Fix Remote Desktop Authentication Errors
When you see a remote desktop authentication error, it usually means the connection failed becaus...
Fix 'Command Not Found' Error in Windows 10 Command Prompt
You type a command in Command Prompt and get 'xxx' is not recognized as an internal or exte...
How to Fix Windows Defender Greyed Out in Settings
You open Windows Security in Settings and find toggles for real-time protection, cloud-delivered ...
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