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pcfixby shin

Got a PC Problem?
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Describe what your PC is doing and get clear, straight-to-the-point fix steps from your tech.

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pcfix is your hardware diagnostic platform, allowing anyone to troubleshoot complex PC failures in seconds.

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Find Your Exact Failure Point

Select what your PC is doing to get a verified, step-by-step resolution plan in seconds.

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critical

Completely dead: No lights or fan movement

Zero power draw. Typically caused by tripped wall socket, PSU rocker switch, or unplugged front panel header.

Immediate Step:
Bridge ONLY the two motherboard PWR_SW pins with a flathead screwdriver (never touch 12V RGB or USB headers) to test for a faulty case switch.
critical

Fans spin for half a second then immediately shut off

Short circuit protection (SCP) trips immediately to prevent component burning.

Immediate Step:
Unplug AC power cord first, then disconnect front USB 3.0 header and all SATA RGB cables. Check for bent pins inside USB ports.
critical

Fans spin, monitor black, solid DRAM debug LED

Memory training failure or unseated DDR4/DDR5 RAM module.

Immediate Step:
Unplug AC power and press power button to discharge charge, then remove all RAM sticks. Insert only one stick firmly into slot A2 until both clips click audibly.
warn

BIOS time and memory settings reset on every boot

Depleted CR2032 3V coin cell battery loses CMOS NVRAM whenever AC power cord is switched off.

Immediate Step:
Unplug AC power cord, then replace the CR2032 coin battery on motherboard with a fresh 3V cell (positive + side facing up).
Interactive Diagnostic Suite
Diagnostic Library

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Select your specific symptom category to explore targeted resolution guides.

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Featured Power Tips & Tools

Pro Tricks, Free Utilities & Windows Gems

Handy one-liners, debloat playbooks, and top open-source tools to inspect and tweak your PC.

Explore All 44 Tips & Tools
Mass Package Updater logo
Package Manager

Mass Package Updater

Upgrades all installed applications that have newer versions in the Windows Package Manager.

winget upgrade --all --include-unknown
Battery Health & Degradation Audit logo
Hardware Telemetry

Battery Health & Degradation Audit

Generates an HTML diagnostic report with factory design capacity, current max capacity, and cycle count.

powercfg /batteryreport /output "%USERPROFILE%\Desktop\battery-report.html"
DISM Component Store Repair logo
System Integrity

DISM Component Store Repair

Scans and repairs corrupted Windows component store (WinSxS) files using official Windows Update servers.

DISM /Online /Cleanup-Image /RestoreHealth
System File Integrity Check logo
First Aid

System File Integrity Check

Scans all protected Windows operating system files and replaces corrupted binaries with clean cached copies.

sfc /scannow
Multi-Threaded Resilient File Replication logo
File Management

Multi-Threaded Resilient File Replication

Copies directories with 16 parallel threads, retains file permissions, and resumes interrupted transfers.

robocopy "C:\Source" "D:\Destination" /E /ZB /MT:16 /R:1 /W:1 /V
Clear-Text Wi-Fi Password Extraction logo
Networking

Clear-Text Wi-Fi Password Extraction

Displays saved network profile security key in plain text without logging into router settings.

netsh wlan show profile name="SSID_NAME" key=clear
How We Help

Three Simple Steps to Fix Your PC

Just like having a patient, experienced PC repair tech right next to you at your desk.

Tell Us in Your Own Words

No technical knowledge required. Just tell your tech what you see or hear: blinking lights, beeps, or sudden power loss.

Your Tech Pinpoints the Cause

We match your exact symptoms against verified hardware blueprints, real repair cases, and Windows error codes.

Walk Through the Fix

Your tech starts with zero-risk, no-tools checks first (cables, plugs) before touching anything inside.