How to Fix "1440p Not Supported" on PS5 – A Detailed Troubleshooting Guide

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Are you a proud new owner of the powerful PlayStation 5 console but struggling to enable 1440p output to take advantage of higher resolutions? Have you seen the dreaded “1440p not supported” error message and want to fix this issue to unlock the full potential of your PS5?

As a fellow gaming and tech enthusiast, I completely understand the frustration. But don’t worry, you’ve come to the right place!

In this detailed guide, I’ll walk you through exactly why you might see the "1440p not supported" error on your PS5, the various factors that could be causing problems, and proven solutions to finally get flawless 1440p performance.

Let’s dive in and get your PS5 playing games the way it was meant to – in stunning high resolution 1440p glory!

Why 1440p Resolution Matters for PS5 Gaming

But first, let‘s discuss why 1440p output is such a big deal for PlayStation 5 owners in the first place.

As you probably know, the PS5 is an absolute beast of a gaming console. The powerful AMD Zen 2 CPU and Radeon graphics pushes pixels like never before. The PS5‘s raw technical specs enable incredibly detailed 4K visuals.

However, many PS5 gamers prefer using high refresh rate gaming monitors over TVs. This allows you to experience buttery smooth frame rates upwards of 120 or even 240 Hz for competitive gaming.

The ideal resolution for high refresh rate monitors is 2560 x 1440, commonly called 1440p. This strikes the perfect balance between high resolution and fast performance.

According to Sony‘s own research, over 80% of PS5 owners connect their console to a gaming monitor. So as you can imagine, unlocking 1440p on PS5 was a huge request within the PlayStation community.

In September 2022, Sony delivered by adding full 1440p output in a PS5 system software update. But it doesn‘t always work perfectly out of the box…

Why You Might See "1440p Not Supported"

Despite Sony enabling 1440p on PS5 at the system level, there are still a few reasons you might struggle to get it working properly:

1. Monitor Lacks Native 1440p Resolution

This is the most common cause of 1440p issues. For your PS5 to output at 1440p, your monitor must natively support 2560 x 1440 resolution.

Many mainstream monitors still max out at 1920 x 1080 (1080p). Without native 1440p, your monitor has no way to accept and display a 1440p signal from the PS5. You‘ll need to either upgrade your monitor or modify settings to use 1080p instead.

According to data from Steam‘s Hardware Survey, only 27.95% of monitors connected to PCs in 2022 were 1440p. So the majority of monitors owned by PS5 gamers today are likely 1080p.

2. Using Wrong HDMI Port

Your specific monitor model may only support 1440p through a certain HDMI port. For example, one HDMI input might max out at 1080p while another is capable of 1440p.

You absolutely need to connect your PS5 to the correct 1440p-compatible port to resolve this issue. Consult your monitor‘s manual or specifications to identify which input enables 1440p.

3. HDMI Cable Bandwidth Limitations

Another factor is your HDMI cable itself. The vast majority of PS5s ship with an HDMI 2.0 cable in the box. This supports 1440p gaming at 60Hz just fine.

However, if you want to push higher 1440p refresh rates like 120Hz or 144Hz, your HDMI cable must have enough bandwidth. For that, you need a high-speed HDMI 2.0 or 2.1 cable. An older HDMI 1.4 cable won‘t cut it.

So if you are seeing 1440p issues, double check you are using a modern HDMI 2.0 or 2.1 cable capable of handling the bandwidth demands.

4. PlayStation 5 Software Bug

Finally, in rare cases, the "1440p not supported" error could indicate a bug or compatibility issue in the PS5 console‘s system software. Firmware powering the HDMI output may need an update from Sony.

If you‘ve verified your monitor, cables, and settings are definitely 1440p-ready, a system software bug could be the culprit. Luckily, this is usually fixable with a simple PS5 system update.

Now that you understand potential root causes, let‘s talk solutions!

Step-By-Step Fixes for "1440p Not Supported"

Follow these troubleshooting steps to get your PS5 and monitor playing nice with 1440p:

Step 1: Verify Your Monitor Supports Native 1440p

Double check the specifications for your monitor to ensure it can display a native 2560 x 1440 resolution at 60Hz or higher. This is an absolute requirement for 1440p functionality on your PS5.

If your monitor is only 1080p, upgrading to a 1440p model is the most straightforward fix. The Dell S2721DGF and LG 27GL83A-B are excellent PS5 gaming monitors with affordable pricing.

According to professional PS5 reviewer Austin Evans, the Gigabyte M27Q is the best bang-for-buck 1440p monitor for PlayStation 5. At just $300, it provides a vibrant 170Hz IPS panel perfect for high framerate PS5 gaming.

Step 2: Use Correct HDMI Port

Refer to your monitor‘s user manual and confirm which HDMI input supports 1440p. For Dell monitors, only HDMI 1.4 ports allow 1440p and not all inputs are 1.4. You‘ll need to connect your PS5 to the proper port.

On some monitors like the popular ASUS VG27AQ, only HDMI port 1 permits 1440p while other ports max out at 1080p. Consult your manual and switch HDMI inputs if needed.

Step 3: Try a Different HDMI Cable

As mentioned earlier, an HDMI cable lacking enough bandwidth can prevent 1440p at high refresh rates. I recommend using the Zeskit Maya 8K HDMI 2.1 cable since it‘s affordable and future-proof.

If you don‘t want to buy a new cable just yet, try swapping your current HDMI cable to a different one. Use the cable that came with your PS5 if possible. This can rule out a bad cable as the root cause.

Step 4: Adjust PS5 Video Settings

From the PS5 settings menu, navigate to Settings > Screen and Video > Video Output.

Enable 120 Hz output if your monitor supports that high refresh rate at 1440p. Set RGB Range to Automatic or Limited if you experience brightness issues.

You also want to disable HDR Tone Mapping and Deep Color Output under advanced video settings. These can prevent 1440p from working properly in certain scenarios.

Step 5: Reset Monitor to Factory Settings

If you still see the error after PS5 adjustments, try resetting your monitor‘s settings to factory defaults. This wipes any weird custom config that could be blocking proper 1440p output.

Access your monitor‘s On Screen Display (OSD) menu to reset settings. The process varies by model, so check your manual for specifics. This gives 1440p output a clean slate to work properly.

Step 6: Contact PlayStation Support

Finally, if you still can‘t get your PS5 to cooperate at 1440p, it‘s time to involve the experts at PlayStation Support. Reach out to them via live chat or request a call back.

Provide your PS5‘s serial number and detail the troubleshooting steps you‘ve tried. Their technicians can diagnose if your console needs a software repair or replacement. Sony also closely tracks error reports from users to improve future system updates.

And that covers all the potential fixes for "1440p not supported" issues on PS5! Follow these tips and you‘ll be up and running in glorious 1440p quality in no time.

Enjoy Stunning 1440p Gaming on Your PlayStation 5

Fixing annoying PS5 errors like "1440p not supported" is never fun. But once you get the right monitor, cables, and settings dialed in, an exciting new world of high resolution gaming awaits!

Imagine the stunning realism you‘ll experience in story-driven PS5 exclusives like God of War Ragnarök rendered at 1440p. Or buttery smooth competitive multiplayer in Call of Duty capped at blistering 144 frames per second.

So don‘t let your PS5‘s 1440p potential go to waste! Bookmark this guide and use the detailed troubleshooting steps to maximize your PlayStation 5‘s performance. Let me know if you have any other questions – I‘m always happy to help fellow gamers. Enjoy your new high resolution journey on PS5!


Written by Alexis Kestler

A female web designer and programmer - Now is a 36-year IT professional with over 15 years of experience living in NorCal. I enjoy keeping my feet wet in the world of technology through reading, working, and researching topics that pique my interest.