Knowledge base for software setup, errors, and daily tool work.

Fixing Windows Security Proxy Configuration Issues

When Windows Security (formerly Windows Defender Security Center) can't update virus definitions ...

Windows Search Setup Checklist for IT Admins

When Windows Search doesn't work reliably, users complain about slow file lookups, missing emails...

Fix Access Denied When Activating Windows via Command Prompt

You're trying to activate Windows using Command Prompt, but you get an 'access denied' error. Thi...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

Fix Git Clone Permission Denied (Publickey) but SSH Works

You try to git clone a repository and get a "Permission denied (publickey)" error, y...

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...