Suppose you left your PC turned on for a while and you came back, you discovered your monitor is turned off and won’t wake up.

Normally, shaking the mouse or typing something on the keyboard can wake the monitor up after the PC goes into sleep mode. But if they can’t wake up the PC, it is probably because the features are disable that prevent monitors to wake up.

But don’t worry, we still have solutions to fix this issue. Read this article till the end and implement the given methods carefully to fix monitor won’t wake up issue on your computer.

Reasons Why Monitor Won’t Wake Up

There can be several reasons why the monitor of your computer may not wake up. Here are the possible reasons –

1. Mouse & Keyboards Access

Your system may have been declined access to wake up your PC by your keyboard or monitor. If that’s the case you have to grant access to your keyboard and mouse to wake up your PC from sleep mode.

2. Fast Startup

The new feature in Windows 10 called ‘Fast Startup’ helps your computer restart faster. However, this feature might cause problems with the shutdown/boot-up process, which might hinder your PC from waking up from sleep mode.

3. Deep Sleep

Dell monitors include a feature called Deep Sleep which lowers the power usage of your monitor. This feature has a problem of not automatically turning on again when your PC comes out of sleep.

4. Power Button of Monitor

It often happens that the static electricity inside the circuit board of the monitor can prevent the monitor from wake up normally.

5. Link State Power Management

Power options in windows that are supposed to come in handy can turn into a burden by keeping certain things in a usual state. Make sure that your power management settings don’t interfere with your monitor.

How Do I Solve ‘Monitor Won’t Wake Up’ Issue?

Monitors not waking up after your PC goes to sleep mode is a common problem and it’s caused by numerous reasons and there is no universal solution to work for all systems.

For this, you need to go through some of the typical causes and solutions to get rid of this. Here are the methods to follow –

• Method 1: Grant Access to Your Keyboard and Mouse to Wake Up Your PC
• Method 2: Turn Off Fast Startup
• Method 3: Disable Deep Sleep
• Method 4: Turn Your Monitor On and Off
• Method 5: Disable Link State Power Management
• Method 6: Update Your Drivers

Method 1: Grant Access to Your Keyboard and Mouse to Wake Up Your PC

Follow these simple instructions to allow access to your keyboard and mouse:

Step 1: First, right-click on the Windows Icon from the left corner and select Device Manager.

Step 2: Next, double-click on Keyboards > your keyboard device.

Step 3: Go to Power Management and check the box called Allow this device to wake the computer.

Step 4: Click OK to save changes.

Step 4: To do the same for your mouse device, go to the category of mice and other pointing devices and repeat the same process.

Step 5: Go to Sleep Mode on your PC and wake it up to check if this works.

Method 2: Turn Off Fast Startup

Disable the Fast Startup feature and try if that solves your issue. To disable Fast Startup, follow the instructions below –

Step 1: First, go to Control Panel, select View by as “Large Icons” and click ‘Power Options’.

Step 2: Click ‘Choose what the power buttons do’.

Step 3: Go to ‘Change settings that are currently unavailable’ and uncheck the box before ‘Turn on fast startup (Recommended)’.

Step 4: Click Save changes and close the window.

Method 3: Disable Deep Sleep

The Deep Sleep feature is not the most useful feature while causing problems like this. So, better turn it off if you don’t want to go through the hassle of turning it on manually.

To disable the feature, turn on the On-Screen Display on your monitor and select “Others -> Monitor Deep Sleep” and disable it.

However, other brands of monitors may have a similar feature like this. So, watch out for your monitor settings to see if you have it, then disable.

Method 4: Turn Your Monitor On and Off

In case your monitor won’t waking up due to static electricity inside the circuit of the monitor, follow the steps below to reset your monitor.

Step 1: First, turn off the monitor making sure that the power light on the monitor is off. Don’t turn off the PC and leave it turned on.

Step 2: Next, unplug the power cord of the monitor and wait for a few seconds.

Step 3: Plug the power cord back in and press the power button on the monitor to turn it on.

Method 5: Disable Link State Power Management

Follow the steps below to disable the Link State Power Management –

Step 1: First, go to Control Panel and select “Power Options”.

Step 2: Select “Change plan settings” for the power plan you’re currently using.

Step 3: Click on “Change advanced power settings.”

Step 4: Scroll down to “PCI Express,”.

Step 5: Click the “+” icon.

Step 6: Locate “Link State Power Management,” under it and change the setting to “Off”.

Step 7: Click “Save changes.” to apply the changes.

Method 6: Update Your Drivers

Outdated drivers cause numerous problems. Check for any available updates for the drivers of your device and update them to the latest version and check if it fixes your problem.

Frequently Asked Questions

How Do I Fix My Monitor Not Turning On?

If your monitor not turning on or isn’t receiving any power, then first you need to check the power cord. If it removable, then try replace with another one. But before that, don’t forget to check if the wall outlet is working or not.

How Do I Wake up A Dead Screen?

If you are experiencing a black or dead screen, then you can use these shortcuts on your keyboard to wake it up – Windows logo key + P or Ctrl + Alt + Del.

Why Is My Monitor Working but The Screen Is Black?

If your monitor is working but the screen is black then unplug the monitor from the PC for a few seconds and plug it back to check if it fixes the black screen of Death issue on your computer or not. You can also try unplugging the power adapter and put it back to the wall outlet to check if it fixes the issue or not.

To Conclude

In case of none of the methods seem to work, better check with a spare monitor to make sure if the problem lies with the monitor, PC, or the system configuration. Contact local or professional technicians for further assistance.