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Fix OpenVPN Permission Denied on Tun Device

When running OpenVPN, you might see an error like ERROR: Cannot open TUN/TAP dev /dev/net/t...

Fix Windows Activation 502 Bad Gateway Due to Proxy Settings
If you see a "502 Bad Gateway" error when trying to activate Windows, the problem is often a misc...

Fix PowerShell Assembly Cache Not Updating
You’ve updated a .NET assembly in the Global Assembly Cache (GAC) or copied a new DLL into a modu...

Fix Microsoft Teams Access Denied Error Code
If you see an "Access Denied" error code when trying to open Microsoft Teams or join a meeting, i...

Enable Windows Defender After Group Policy Disabled It
If Windows Defender is disabled and you suspect a Group Policy setting is the cause, you may see ...

How to Fix Outlook Taking Too Long to Open Emails
If you click an email in Outlook and it takes several seconds or more to open, you're not alone. ...


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