You can easily use multiple monitors on Windows 11/10. However, when you try to set your monitor as the main display, you may encounter the “make this my main display greyed out” issue. This post from MiniTool tells you how to fix the issue.

When you use dual monitors, the primary monitor reads as the monitor and the secondary monitor reads as the primary monitor. When you try to fix this by swapping, an error occurs. Not only in dual monitors but also when using multiple monitors the error occurs. The option to make this my main display is greyed out.

This post provides some useful and feasible methods to fix the issue.

How to Fix Windows 11 Not Detecting Second Monitor [4 Ways]
How to Fix Windows 11 Not Detecting Second Monitor [4 Ways]

You may want to use multi-screen on Windows 11. However, you may encounter the “Windows 11 not detecting second monitor” issue. Here are fixes.

Read More

Fix 1: Perform the Right Steps

The first way to fix the " make this my main display greyed out" Windows 10 issue is to take the right steps to get rid of the issue.

Step 1: First, you need to turn on both monitors. Then open display settings by going to Select Start Settings > System > Display.

Step 2: Below the Display Screen, click the identity button.

Step 3: Now you can click Display pictures of the monitor having a rectangle around it.

Step 4: When clicked, it will turn orange. Also, now you will be able to access the greyed-out checkboxes.

Then, you can check if the “make this my main display greyed out” issue has gone.

Fix 2: Update the Graphics Driver

You have to ensure that you are using the latest version of the graphics driver. You will meet the “make this my main display greyed out” issue if you have incompatible, corrupt, missing, or outdated drivers. To solve the issue, you need to update the driver.

Step 1: Open the Run box and type devmgmt.msc. Then press Enter to go to Device Manager.

Step 2: Double-click Display adapters to expand it. Then right-click your graphics card driver and choose Update driver.

update the driver

Step 3: You will be asked how you want to search for drivers in the pop-up window. You should choose Search automatically for updated driver software and then follow the instructions to complete the process.

Fix 3: Update Windows 11/10

Windows updates can help you fix a lot of system issues and bugs. When you encounter the make this my main display greyed out error, you can try installing the latest Windows updates.

Step 1: Press the Windows + I keys together to Open Settings.

Step 2: Click the Windows Update section, and click the Check for updates button to check if there are any new updates. Then Windows will search for available updates. Just follow the on-screen instructions to finish the process.

Fix “Current Input Timing Is Not Supported by Monitor Display”
Fix “Current Input Timing Is Not Supported by Monitor Display”

Get the error message “the current input timing is not supported by the monitor display” on your Dell? Solutions are introduced here for you.

Read More

Final Words

Here is all the information on how to fix the make this my main display greyed out error. If you meet the same error, you can try the methods mentioned above. Your issue can be fixed by one of them.

  • Linkedin
  • Reddit