Checklists for software errors, setup, and tool workflows.

How to Bypass Proxy in PowerShell Commands

When running PowerShell commands that make web requests, a configured proxy can sometimes block o...

Fix Task Scheduler Service Unavailable Due to Corrupted Registry

You may see “Task Scheduler service is unavailable” when opening Task Scheduler, or scheduled tas...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Windows Update ‘Authentication Failed’ or ‘Password Incorrect’ Error

You try to check for Windows updates and see an error like “Authentication failed” or “Password i...

How to Unlock APT in Ubuntu: Fix Locked Package Manager

If you see an error like 'Could not get lock /var/lib/dpkg/lock' or 'Unable to acquire the dpkg f...

How to Clear Microsoft Store Cache to Fix Update Errors

If you're seeing error codes like 0x80073cf0 or 0x80070005 when trying to update apps from the Mi...