A dual-HDMI dock runs two monitors from one cable, but only if its video tech (MST, DisplayLink, or Thunderbolt) matches your laptop. Here's how to match them.

8 min read

Buying

Why Is OLED Monitor So Expensive? The Real Reasons

OLED monitors cost more because only two firms make the panels, they're hard to build at high pixel density, and many units fail in production.

7 min read

Mounting

How to Transport Computer Monitors Without Cracking the Screen

Keep the monitor upright, pad every side, and stop it sliding. Screens crack from pressure and flex, so cushioning and position matter most.

7 min read

Mounting

Should I Use Isolation Pads on Monitor Stands? A Straight Answer

Yes, in most cases. Even good stands pass speaker vibration into the metal, and a pad cuts that resonance and tightens your low end.

11 min read

Setup

6 Screen Monitor Setup: How to Build and Run Six Monitors

Six monitors run off one PC, but your GPU sets the limit: most NVIDIA cards do four, many AMD cards do six. Here's how to build it.

9 min read

Setup

Ubuntu Touch Screen Monitor: How to Set One Up and Fix It

A single touch monitor works on Ubuntu instantly. Adding a second screen is where touch goes to the wrong display. Here's how to set it up and fix it.

9 min read

Specs

How Much Power Does a Monitor Use? Watts, Cost, and How to Check

Most monitors use 15 to 60 watts, costing roughly $3 to $30 a year to run. See wattage by screen size and how to check yours.

9 min read

Troubleshooting

Monitor Screen Issues: How to Diagnose and Fix Common Problems

Most monitor screen issues trace to a loose cable, a display driver, or wrong settings. Here is how to spot the cause and fix each one fast.

11 min read

Troubleshooting

ViewSonic Monitor Repair: Fix Common Problems and When to Send It In

Most ViewSonic monitor faults are fixable. Try quick cable and input checks first, then use the 3-year warranty repair for hardware faults.

9 min read

Buying

4K vs 1080p Computer Monitor: Which One You Actually Need

Resolution only matters paired with screen size. 1080p suits 24 inches, 4K suits 27 and up, and 4K at 27 gives a 1440p-sized desktop that looks sharper.

7 min read

Buying

Disadvantages of Using a TV as a Computer Monitor: What Is Fixable and What Is Not

A TV works as a monitor, but pixel density, text rendering, ergonomics and picture processing all suffer at desk distance. Some of it you can fix.

7 min read

Buying

What's a Good Size Monitor for Gaming? 24, 27 or 32 Inch Compared

27 inches with 1440p suits most gamers. But size only means something with distance: each step up needs about 10cm more room to feel the same.

7 min read

Buying

Is Titan Army a Good Monitor Brand? An Honest Look at the Value

Titan Army sells Mini LED specs well below mainstream prices. The hardware is genuinely competitive; the one-year warranty is where it falls short.

7 min read

Buying

Is Z-Edge a Good Monitor Brand? An Honest Assessment

Z-Edge is a real US budget brand with strong specs for the money. The warranty is 12 months by default, 24 with registration. Here is how to judge it.

7 min read

Setup

Graphics Card for a Triple Monitor Setup: What You Actually Need

Almost any modern GPU drives three monitors, since current cards support four displays. The card only matters if you game across all three.

6 min read

Setup

How to Connect a Phone to a Monitor: Wired and Wireless Setup

The quickest way is a USB-C cable, if your phone supports video output over USB-C. Many do not. Here is how to check and what to do either way.

7 min read

Why Trust SubInsider

Clear, Accurate Monitor Guides You Can Rely On

SubInsider is an independent knowledge base focused on one thing: computer monitors. Every guide is written by our editorial team, checked against primary sources, tested where we can, and dated so you always know how current it is. No fluff, no hidden agenda, just answers that help you understand and get the most from your display.

Independent and Unbiased

We have no manufacturer affiliations, and no brand pays for a favorable verdict. Our only goal is to help you understand monitors and make good decisions.

Tested and Researched

Guides combine hands-on testing with manufacturer documentation and recognized standards, such as VESA, rather than recycled summaries from elsewhere.

Primary Sources, Cited

When a claim depends on a source, we point to it, so you can check the facts yourself instead of taking our word for it.

Kept Current

Monitors, operating systems and software change. Every guide shows a published or updated date and is revised as things move on.

Learn more about who we are and our editorial standards.

Frequently asked questions

What is SubInsider?

SubInsider is an independent knowledge base focused entirely on computer monitors. We publish clear, tested guides on display specs, setup, mounting, troubleshooting, and buying.

Are SubInsider's guides free?

Yes. Every guide on SubInsider is free to read, with no paywall and no sign-up required.

How do you research and test your guides?

Each guide is built from primary sources, manufacturer documentation, and recognized standards, with hands-on testing where possible, then dated so you know how current it is.

Which monitor brands do you cover?

Our guides are brand-independent and apply across makers like Dell, LG, Samsung, ASUS, Acer, AOC, and ViewSonic, with brand-specific notes added where settings or menus differ.