Samsung Monitor Sleep Mode Problem [Causes & Solutions]

Are you having trouble getting your Samsung monitor to stay awake? If so, you’re not alone. 

Many users have reported that their Samsung monitors enter sleep mode too quickly or won’t wake up when they press a key or move the mouse. 

This can be a real nuisance if you’re trying to work on something important and your screen keeps going dark. 

Fortunately, there are some troubleshooting steps you can take to fix this issue and get your Samsung monitor working properly again. 

What is Samsung Monitor Sleep Mode Problem?

If your Samsung monitor goes into sleep mode too quickly or the screen remains blank even after you wake up your computer from Sleep Mode, check whether any issue with power management settings in your operating system exists or if an outdated display driver is installed. 

To fix the problem, first, update your display driver or change the power settings on your PC so that the monitor doesn’t go into sleep mode as quickly.

If those don’t work, try resetting the monitor to its factory default settings. 

In this article, we’ll discuss possible solutions for fixing Samsung monitors going into sleep mode trouble and provide step-by-step instructions for resolving it. 

Here is a Step-by-Step Process to Fix this Problem:

  1. Loose Connecting Cables
  2. Faulty HDMI Cable
  3. Faulty Power Supply
  4. Problem With Graphics Card
  5. Incorrect Input Mode
  6. Update the Drivers of the Monitor
  7. Update Windows

How to Fix the Samsung Monitor Sleep Mode Problem?

Samsung Monitor Sleep Mode Problem [Causes & Solutions]

1- Loose Connecting Cables

Using a Samsung monitor should always be a good experience. However, there may come times when you face difficulties. 

For instance, your monitor goes into sleep mode and does not return, which can be because the cables connecting it to your computer or other devices become loose with time.

In order to fix this problem, you need to check all of the cables one by one, starting with the power cable, which is most likely connected to a power outlet. 

If any of the connections are loose, then you need to unplug and replug them in order to ensure that it has a good connection. 

Also, check any HDMI cables which may be connected from your PC or another device to your monitor, making sure each end is securely plugged in.

It is important not to pull too hard on any of these cables as it could damage them or even cause them to break, which would require you to get new connectors for your monitor. 

Once all of the cables have been checked and plugged in properly, then try turning on your monitor again. It should now be up and running without entering sleep mode again.

2- Faulty HDMI Cable

The Samsung monitor sleep mode problem is often caused by a faulty HDMI cable. 

Over time, cables can become old, damaged, or even broken, and this may make it difficult for them to transmit signals from the computer to the monitor properly. 

This can result in the monitor going into sleep mode at random; if you think that your HDMI cable may be behind this issue, you should replace it with a new one and see if that fixes the problem.

High-quality HDMI cables are more durable than cheaper models and, therefore, less likely to fail because of wear and tear. 

However, if you subject the cable to continuous heavy use over a long time, there is still a chance that it will stop working. 

It is also important to ensure that your cable is securely connected at all times to avoid signal interference or data corruption due to loose connections. 

If your current HDMI cable has become frayed or worn out over time, then it’s best practice to replace it with a newer model for better picture quality and reliability in the long run.

3- Faulty Power Supply

There are various possible causes behind a Samsung display entering sleep mode. One of these is the fact that the power supply may not be functional. 

The latter plays a role in supplying ample voltage to the monitor for efficient functioning. 

So if it malfunctions, there may be issues with flickering, distorted images, and incorrect color display on-screen. 

In order to fix this problem, you must replace your faulty power supply with one that works properly or update/repair your device driver. 

If both of these things are working as intended without any issues, then another cause of sleep mode could be an outdated or corrupt device driver. 

This leads to incompatibility between monitors and computers, resulting in the computer going into sleep mode.

4- Problem With Graphics Card

Samsung monitors come with an inbuilt sleep mode to conserve energy and prolong the life of the monitor. 

However, when your monitor is in sleep mode, you may find using your computer difficult or even impossible. 

If there are issues with your graphics card while using a Samsung monitor, they could cause severe distortion or unresponsiveness on your display, making it very hard to accomplish any tasks.

Fortunately, there are solutions available for this problem. By updating your drivers and ensuring that all necessary software is installed on your system, you can often resolve any issues related to sleep mode on Samsung monitors quickly and easily. 

Also, some users have found success by disabling certain features in their BIOS settings which help keep the monitor from entering sleep mode in the first place.

5- Incorrect Input Mode

When a Samsung monitor is in sleep mode, it may display an “Incorrect Input Mode” error message. 

This indicates that the monitor is not receiving the correct signal from the connected device, such as a laptop or PC, or that the signal from the device is too weak. 

This can be caused by an incorrect resolution setting or bypassing the monitor’s native resolution.

There are a few ways to troubleshoot and deal with this issue. 

The first is to ensure that the connected device is sending the correct signal resolution to your monitor. 

Which can be adjusted in the display settings of your device or through the on-screen menu of your monitor. 

If necessary, you can also bypass your monitor’s native resolution by selecting a compatible but non-native resolution instead. 

Also, make sure that the signal from the connected device is strong enough to be picked up by the monitor. 

You can check this through your monitor’s on-screen menu or adjust settings on your device if necessary.

6- Update the Drivers of the Monitor

If you want to fix the Samsung monitor sleep mode problem, updating its device drivers is one of the solutions. 

It is essential to make sure that the drivers for your monitor are up-to-date in order to ensure that it functions optimally without any technical glitches. 

Drivers are pieces of software that enable communication between your computer and hardware components such as the monitor. 

If they are outdated, they may not be able to communicate efficiently, and this can cause problems when operating.

If you wish to update your drivers, the first step is to visit Samsung’s website and download the correct driver for your specific monitor model. 

After downloading, follow the instructions on-screen to install them onto your computer; this should help resolve any sleep-mode issues you are experiencing. 

It is very important also to keep your monitor firmware up-to-date as well because it can ensure that your monitor operates correctly and efficiently.

7- Update Windows

Updating the windows can help sometimes, if you want to fix the Samsung monitor sleep mode problem,

Updating Windows can address compatibility issues and improve the performance of your operating system; it also deals with any outstanding security vulnerabilities. 

To update Windows, open the Start menu and select Settings > Update & Security > Windows Update; check for updates, or install them if any are pending.

If you are using an older version of Windows, make sure to update to the latest version, as this will improve compatibility with the Samsung monitor. 

Additionally, you can also try disabling sleep mode in the Power Settings menu. 

This is found by going to Start > Settings > System > Power & Sleep and then changing the Sleep option from “On” to “Never.” 

However, doing this may not always be a good solution because it can cause your computer keeps running without any power savings.


In conclusion, if you are facing a problem with your Samsung monitor, which has a Sleep Mode Problem, you can fix your Samsung monitor by following these steps:

  1. Loose Connecting Cables
  2. Faulty HDMI Cable
  3. Faulty Power Supply
  4. Problem With Graphics Card
  5. Incorrect Input Mode
  6. Update the Drivers of the Monitor
  7. Update Windows

If none of the steps work, you should contact the Samsung support team. 

Because they can help you solve your Samsung monitor problem because they have qualified and experienced technicians.

Samsung Monitor Keeps Turning OFF

Samsung Monitor Keeps Switching from Analog to HDMI

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top