Fix Windows errors without the guesswork.

Split the fault first: if the same USB device fails on two Windows 10 PCs, the device is likely bad; if every device fails, Windows or power settings are the likely cause.

Start with password sign-in, then reset the PIN. If that fails, clear Windows Hello, check TPM, and look for work or school policy blocks.

Fix the most common Windows 11 PIN errors with the right path for an incorrect PIN, an unavailable PIN, or a missing PIN option.

Windows Hello setup fails when the face, fingerprint, or PIN step hits a camera, sensor, account, or TPM issue.

Use the symptom to choose the next fix for Network Discovery in Windows 11, then verify the service, policy, or sharing setting that blocks it.

Start with Safe Mode and remove the newest network change first. Then check whether the crash points to a network driver, add-on, or wider conflict.

Read the minidump first, then trace repeated modules to the likely device class. This explains Attempted Switch From DPC, common causes, and the fixes that reduce repeat crashes.

Match the symptom first: missing device, yellow warning icon, disabled device, or code error, then fix that cause before you touch drivers.

Device Manager can be blocked by policy on Windows 11. Start with the symptom, then check admin rights, policy settings, and system files in order.