Hardware – Monitors

No Signal

Fix "No Signal" on Your Monitor: Real Causes and Fixes

Monitor says No Signal? It's usually a cable, port, or sleep-mode quirk, not a dead screen. Here's t...

Beginner 👁 5 1h ago

LG 27UK850-W Black Flashes via DisplayPort on MacBook Pro

Your LG 27UK850-W blinks black for a second or two over DisplayPort on a MacBook Pro. It's almost al...

Intermediate 👁 5 1d ago

Monitor 'Out of Range' After Resolution Change — Real Fix

Out of Range means your GPU is sending a signal your monitor can't handle. Here's how to get back to...

Intermediate 👁 8 1d ago

Monitor 'No Signal' Fix: Stop Chasing Cables

No signal on your monitor is usually a dead-simple input or cable issue — not a dead GPU. Here's the...

Beginner 👁 13 1d ago

No Signal

Fix Monitor 'No Signal' Error: 3 Causes That Actually Matter

Most 'No Signal' errors come from a loose cable or the wrong input selected. Here's how to fix those...

Beginner 👁 16 2d ago

No Signal

Fix 'No Signal' on Your Monitor Without Losing Your Mind

Monitor showing 'No Signal'? Most of the time it's a loose cable or wrong input. Here's how to fix i...

Beginner 👁 10 2d ago

Monitor Black Screen? Fix It in 30 Seconds to 15 Minutes

Your monitor's black, but the PC might be fine. Follow these fixes in order — simplest first. Stop w...

Beginner 👁 9 2d ago

Monitor Not Displaying? 30-Second to 15-Minute Fixes That Work

Your monitor's black or flickering? Work through these fixes in order—stop when it's back. Most issu...

Beginner 👁 13 2d ago

LG UltraFine 5K Flickers or Disconnects on MacBook Pro? Fix the Thunderbolt 3 Link

LG UltraFine 5K randomly flickering or dropping on a MacBook Pro is almost always a Thunderbolt 3 li...

Intermediate 👁 20 3d ago

Out of Range

Fix 'Out of Range' Monitor Error After Changing Resolution

Your monitor went black and says Out of Range after you bumped the resolution in Windows. Here's why...

Beginner 👁 12 3d ago

Dell Monitor USB Hub Dead After DisplayPort Daisy Chain Fix

Your Dell monitor's USB ports stop working after daisy chaining over DisplayPort. Here's the real fi...

Intermediate 👁 23 4d ago

No Signal / Check Signal Cable / Display Not Detected

Monitor Not Detected? Fix It in 30 Seconds or Less

Monitor showing no signal? Don't panic. Here's the 30-second, 5-minute, and 15-minute fix—stop as so...

Beginner 👁 19 6d ago

No Signal

Monitor No Signal Fix: Your PC Is Fine, The Cable Isn't

Monitor shows 'No Signal' when the PC's actually running. Usually a loose cable or dead port. Here's...

Beginner 👁 24 6d ago

Monitor Shows Wrong Resolution After GPU Driver Update

Your monitor drops to 1024x768 or 640x480 after a GPU driver update because the EDID handshake faile...

Intermediate 👁 35 Sep 16, 2026

DisplayPort No Signal

Fix Monitor DisplayPort No Signal on Windows 11

Your monitor shows 'DisplayPort No Signal' even though the cable is plugged in. Most of the time it'...

Intermediate 👁 30 Sep 16, 2026

No DP Signal from your device

Dell Monitor 'No DP Signal' Fix That Actually Works

Dell monitor shows 'No DP Signal from your device' but works after replugging the DisplayPort cable....

Intermediate 👁 20 Sep 12, 2026

Out of Range

LG 27GL850 'Out of Range' at 144Hz 10-Bit — The Real Fix

Your LG 27GL850 says 'Out of Range' when you pick 10-bit color at 144Hz over DisplayPort. Drop it to...

Intermediate 👁 21 Sep 11, 2026

No Signal

Monitor says 'No Signal' but PC is on — fix it fast

Monitor shows 'No Signal' even though the PC fans are spinning. Here's the real cause and the fix th...

Beginner 👁 26 Sep 11, 2026

Monitor Showing 'No Signal' When Connected via DisplayPort

Most 'No Signal' errors on DisplayPort are caused by a sleep-state handshake failure, not a dead mon...

Beginner 👁 30 Sep 10, 2026

Monitor Flickering at 144Hz: Fixed with One Cable Swap

Monitor flickering at high refresh rates usually isn't the monitor itself. The culprit is almost alw...

Intermediate 👁 24 Sep 9, 2026

Monitor Keeps Losing Signal: Fix It in 3 Easy Steps

Monitor randomly goes black, then comes back? Start with these fixes, from cable reseat to driver cl...

Beginner 👁 19 Sep 9, 2026

Monitor Keeps Losing Signal: Fix HDMI Dropouts on Windows 11

Your monitor blacks out randomly? Could be a loose cable, bad power setting, or driver quirk. Here's...

Beginner 👁 51 Sep 8, 2026

Monitor Not Detected? Fix HDMI/USB-C Display Issues

Monitor showing no signal or not detected? Work through these fixes from quick cable checks to EDID ...

Beginner 👁 57 Sep 6, 2026

Fix Monitor Flickering on Windows 11: Real Fixes That Work

Tired of your monitor flickering? We'll fix it fast with display driver reinstalls and refresh rate ...

Beginner 👁 25 Sep 2, 2026