Hardware – Monitors

Monitor horizontal lines that won't go away? Fix it here

Horizontal lines across your monitor, even after swapping cables and ports? I'll walk you through th...

Intermediate 👁 167 May 29, 2026

Monitor keeps going black for 2 seconds – real fixes that work

Your monitor flashing black for a second or two? It's not dying. Usually a bad cable or power settin...

Intermediate 👁 64 May 29, 2026

Fix a Monitor That Randomly Goes Black (No Signal)

Monitor flickers or goes black for a few seconds? Likely a cable or power issue. Here's the real fix...

Beginner 👁 45 May 29, 2026

Dell U2720Q USB-C keeps disconnecting: quick fix guide

USB-C connection dropping on your Dell U2720Q? Usually it's a cable issue or power draw problem. Her...

Beginner 👁 45 May 29, 2026

Monitor flickering fix: check your cable first

Monitor flickering's almost always a bad cable or loose connection. Here's how to nail it in under 5...

Beginner 👁 49 May 29, 2026

Monitor Stuck at 60Hz Even on High-Refresh Display

Your monitor specs say 144Hz but you're stuck at 60Hz. Most likely a cable issue or display driver c...

Beginner 👁 203 May 29, 2026

Monitor not detected? Fix it with these steps

Monitor shows no signal or isn't detected? Start with the cable, then check power, then dig into dri...

Beginner 👁 50 May 29, 2026

Input Not Supported

Monitor shows 'Input Not Supported' after driver update – fix

Your monitor says 'Input Not Supported' after a driver update? Here's the quick fix: boot into Safe ...

Beginner 👁 48 May 29, 2026

NVIDIA Issue #3527

Monitor Flickering at 120Hz on RTX 3080 with DisplayPort

Flickering at 120Hz on RTX 3080 is usually a cable issue. Don't blame the GPU first—test with a cert...

Intermediate 👁 77 May 29, 2026

Monitor 'No Signal' Error — Quick Fixes That Actually Work

Your monitor shows 'No Signal' but the PC is running. Nine times out of ten it's a cable or input is...

Beginner 👁 58 May 28, 2026

Input Signal Out of Range

Fix 'Input Signal Out of Range' on Monitor: Step-by-Step

Your monitor's saying the resolution or refresh rate is too high. I'll show you how to boot into saf...

Beginner 👁 82 May 28, 2026

Monitor keeps waking from sleep every few seconds

Your monitor flashes on and off every few seconds after going to sleep. The fix is usually a bad Dis...

Intermediate 👁 79 May 28, 2026

Monitor randomly goes black for a few seconds — common fixes

Your monitor flickering or going black for a few seconds? Usually a cable or power issue, not a dead...

Beginner 👁 81 May 28, 2026

Monitor flickers after waking from sleep (real fix inside)

Your monitor flickers after sleep because the GPU and monitor are negotiating a bad sync state. Skip...

Intermediate 👁 100 May 28, 2026

Monitor Not Detected? Try This Fix First

Your monitor says no signal but PC is on. Skip the cable dance. Try a hard reset on the monitor itse...

Beginner 👁 45 May 28, 2026

Monitor won't wake from sleep on Windows 10/11

Your monitor stays black after sleep but PC runs fine. Common fix: disable fast startup. If that doe...

Intermediate 👁 99 May 27, 2026

Monitor flickers at 144Hz but fine at 60Hz – real fix

Monitor flickers at 144Hz but runs steady at 60Hz. Usually bad DisplayPort cable or GPU driver confl...

Intermediate 👁 56 May 27, 2026

Monitor No Signal Detected Error on Boot

Your monitor says 'No Signal' and you're staring at a black screen. Most of the time it's a loose ca...

Beginner 👁 59 May 27, 2026

Monitor flickers after wake from sleep in Windows 11

Your monitor flickers for 3-5 minutes after waking from sleep. Here's what's actually causing it and...

Beginner 👁 47 May 27, 2026

Monitor flickers on wake from sleep in Windows 11 24H2

LCD panel timed out during sleep and sync fails on wake. Disable fast startup or update GPU driver t...

Beginner 👁 123 May 27, 2026

No Signal / No Display

Monitor Not Detected? Fix HDMI, DisplayPort & Cable Issues

When your monitor says 'No Signal' or won't wake up, it's almost always a cable or input issue, not ...

Beginner 👁 73 May 27, 2026

Monitor flickers when HDR is turned on — real fix

HDR flickering on Windows 10/11 is almost always a color depth or cable issue. Here's the direct fix...

Intermediate 👁 172 May 27, 2026

Monitor flickering on Dell U2723QE after standby fix

Dell U2723QE flickers after waking from standby on Windows 11. Here's the fix in order: check cable,...

Beginner 👁 49 May 27, 2026

Monitor 'Signal Not Found' when waking from sleep

Fix that black 'No Signal' screen when your monitor won't wake from sleep. Most people try cables, b...

Beginner 👁 65 May 27, 2026