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If you’ve recently downloaded or moved an executable file from another computer or drive, you might encounter an error message that says “setup.exe is not a valid Win32 application“. No matter what you do to the file, the error will appear as soon as you run it. In this post, we’ll explain what the error means and provide some tips to help you fix it.

The “Exe Is Not a Valid Win32 Application” error message can appear for several reasons, but the most common cause is file corruption or incompleteness. When you download an executable file, it should be a complete and functional file that can be run without any issues. However, sometimes, the file may become corrupted during the download process, making it unusable.

Corrupted files can occur due to a variety of reasons, such as problems with the download manager, network connectivity issues, interruptions during file transfer, or even malware infections. When a file is corrupted, it can no longer be read or executed by the operating system, resulting in the “Exe Is Not a Valid Win32 Application” error message.

Another possible reason for the error message is incompatibility issues with your version of Windows. If the executable file is designed for a different version of Windows than the one you’re using, the file may not be compatible with your system, resulting in the error message.

Finally, the error message can appear if the executable file is associated with the wrong program. Each file extension should be associated with a default program that can read and execute it. If a file extension is associated with an incorrect program, it can cause the error message to appear when you try to run the executable file.

Even if you’re confident that the executable file downloaded successfully, it’s still possible that it became corrupted during the process. If the file was recently downloaded, try deleting both the file and the entire program, then clear your browser cache. Finally, download the program again and try running it.

There’s also a chance that a file could become corrupted while being downloaded by a download manager. Try downloading the file using only your browser, and make sure it’s fully downloaded before running the executable file.

If the .exe file was pasted or moved from another computer or an external drive, try copying it again. This time, ensure that nothing interrupts the file copying process, and verify that your hard drive is functioning correctly. Finally, try running the executable file again and check if the “Exe Is Not a Valid Win32 Application” error persists.

The “Exe Is Not a Valid Win32 Application” error may also indicate that the program isn’t compatible with the version of Windows you’re running. For example, if the program was designed for Windows 10 64-bit, and you’re trying to run it on a 32-bit version of Windows 10, you’ll receive the error.

Similarly, if the program was designed for an older version of Windows, like Windows XP, and you’re running it on Windows 10, the error will appear.

Every file extension is associated with a default program used to open it. For instance, if you’ve set .jpg files to open with Windows Photo Viewer, all .jpg files will open with that program. Whether it’s .exe, .doc, .png, .txt, .zip, .pdf, or others, they should be associated with the appropriate program.

If an .exe file is disguised as malware or a virus, the “Exe Is Not a Valid Win32 Application” error may appear when you try to open it.

Make sure that you’ve downloaded the program from a safe and secure source. You can also scan the executable file with an antivirus software to verify if it contains malware or a virus.

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Fix Gfxui Application Error On Windows 11/10

If you see GfxUI.exe This application could not be started or GfxUI has stopped working error, then this post will help you fix the issue. Some users are seeing this error message when they open the computer or when they try to launch Graphics Properties. Both of these are application errors of GfxUI.

GfxUI is a part of Intel Onboard High Definition Video by Intel Corporation. The extension exe in the file chúng tôi indicates that it is an executable file. GfxUI is one of the drivers on a Windows computer responsible for controlling the Windows GUI for Intel’s onboard HD graphics adapter.

Why does chúng tôi crash?

On the topic of what can trigger this error, the first potential victim is .NET Framework. Which in itself is not a victim, but if it’s broken or disabled then chances are you will see GfxUI will not work on your computer.

Also, one should check the Graphics Drivers as well. They can not be outdated, if they are, then because of compatibility issues, Intel Graphics drivers will malfunction and you can see any of the two mentioned errors.

We must also keep in mind that, a third-party program can interfere with the working of Intel Graphics and as a result can cause the error. Hereinafter, we are going to cover all the potential solutions that you can try to fix the problem.

How do I fix GfxUI has stopped working?

To fix the GfxUI application error you should check the solutions mentioned later. As explained earlier, GfxUI is a process of Intel GPU. So, only Intel users will face the error message in question. It is triggered on a computer with both dedicated and integrated Graphics. However, this doesn’t mean that those with just integrated graphics will be deprived of this process.

Now in order to fix the issue, we would recommend you start from the first solution and move your way down as that will save a lot of your time. So, let us hop into it.

Fix GfxUI application error on Windows 11/10

If you are experiencing the GfxUI application error then check out these solutions to resolve the problem.

Reinstall .NET Framework

Update Visual C+ Redsitribulate

Update Graphics Driver

Reinstall Graphics Driver

Troubleshoot in Clean Boot

Let us talk about them in detail.

1] Reinstall .NET Framework

We should start with the first reason, which was, corrupted or missing .NET Framework. The best way to fix the corrupt file is by reinstalling the feature. Follow the given steps to do the same.

Open Control Panel.

Set View by to Large icons

Go to Program & Features.

Unselect .NET Framework 3.5 (includes .NET 2.0 and 3.0) if it’s selected, and select it, if it’s not.

If you disabled the feature, then restart your computer, and turn it back on. Now, check if the issue is resolved.

Do check: Microsoft .NET Framework Repair Tool will fix problems & issues 

2] Update Visual C++ Redistributable

You should also update the Visual C++ Redsitribulate. Because if it’s outdated, it can trigger compatibility issues and as a result cause problems for you. Go ahead and update Visual C++ Redsitribulate, then you can check if the issue is resolved or not.

Related: Application exe has stopped working

3] Update Graphics Driver

Since here we are talking about issues with Intel Graphics, the chances are an outdated driver is what’s causing the problem. Therefore, you should follow any of the prescribed methods and update your Graphics Driver.

After updating the driver, try opening the Intel Graphics properties app, hopefully, it will launch with no error messages.

Related: Fix chúng tôi High CPU usage.

4] Reinstall Graphics Driver

If updating is to no avail then maybe your Graphics Driver is corrupted. In that case, there is only one way to fix the issue, that is, by reinstalling those drivers. Follow the given steps to do the same.

Note: Your computer will go blank for a second or two, so, do not panic.

Open Device Manager.

However, we don’t want that, that’s why, out next step is to go to chúng tôi and download the latest version of Intel Graphics Driver, then install it on your computer. Finally, restart your system and hopefully, the issue will be resolved.

5] Troubleshoot in Clean Boot

Finally, if nothing works, then our last resort is to troubleshoot in Clean Boot. This way, we will know if there is an application that’s interfering with our Intel Graphics and then we can decide what we want to do with it.

This post will help you Troubleshoot Intel Graphics Drivers problems.

Hopefully, you are able to resolve the issue with our solutions.

Also check: Intel Graphics Control Panel not opening.

Firefox Not Installing On Windows 11/10

Is Mozilla Firefox not installing correctly on your Windows 11/10 PC? Some users have reported that they are unable to install the Firefox browser on their computers.

How do I install Firefox on Windows 11?

To install Firefox on a Windows 11 PC, visit the official website of Mozilla Firefox in Edge and then download the latest installer file for Windows OS. After that, run the downloaded setup file and perform the prompted steps to install Firefox. You can also install Firefox from Microsoft Store. Open Microsoft Store, search for Mozilla Firefox, tap on the app, and then press the Get button to download and install it on your computer.

However, see users have reported that the installation just gets stuck and the browser won’t install. Many users have also reported to be getting the following error message:

Hmm. For some reason, we could not install Firefox. Choose OK to start over.

This issue may occur in different scenarios. For example, while reinstalling the browser, updating the browser, or installing Firefox from scratch. You might face the problem due to different reasons like insufficient access permissions, corrupted installer file, antivirus/firewall interference, etc.

Now, if you are one of the affected users, you have landed on the correct page. Here, you can find all the working fixes that will help you get rid of the issue. So, without much ado, let us check out.

Firefox not installing on Windows 11/10

If the Mozilla Firefox browser is not installing or updating on your Windows PC, use the below working fixes:

Run the installer as an administrator.

Download a fresh setup file.

Completely uninstall Firefox from your PC and then reinstall it.

Manually update Firefox.

Temporarily disable your antivirus/firewall.

1] Run the installer as an administrator

The first thing you should do to fix the problem is launch the Firefox installer as an administrator. It might be a lack of necessary administrator permissions that is causing hurdles in installing Firefox on your PC. So, you can simply run the installer with administrator rights and see if the problem is resolved.

2] Download a fresh setup file

It might be the case that you are facing the issue because of an incomplete or corrupted installer file. The download process might be interrupted due to network issues. Also, if you are using an old installer file to install Firefox, it might not install. Hence, if the scenario is applicable, you can delete the existing setup file and then download the latest installer file from the official website of Firefox or the Microsoft Store. See if you are now able to install the Firefox browser or not.

If you downloaded the setup from Microsoft Store, try downloading Firefox from its website instead of the Microsoft Store and see.

As reported by some users, they can’t download and install Firefox from Microsoft Store. If the same is applicable to you, download the Firefox installer from its official website and then try installing it on your computer.

On the other hand, if you are unable to install Firefox using its setup file, you can try installing the browser from Microsoft Store.

3] Completely uninstall Firefox from your PC and then reinstall it

In case you are trying to reinstall Firefox on your computer, you must uninstall it completely from your computer to avoid any issues. Apart from that, if you are facing this issue while trying to update your browser, you can first uninstall Firefox and then install its latest version to fix the issue.

To completely uninstall Firefox from Windows, follow the below steps:

After that, press the three-dot menu button present next to Firefox and choose the Uninstall option. You now have to follow the instructions prompted on your screen and complete the app removal process.

When done, open File Explorer using Win+E and navigate to the C:Program Files folder. From here, delete the Mozilla Firefox folder. Next, delete the Firefox folder from the C:Program Files (x86) location as well.

Next, open the Run dialog using Win+R and enter the following address in its Open field:


In the opened location, delete all the files and folders.

Now, restart your computer and download the latest installer for Firefox from its website. Hopefully, you will now be able to install Firefox without any issues.

Read: Firefox Spell Checker not working on Windows.

4] Manually update Firefox

5] Temporarily disable your antivirus/firewall

It could be your overprotective security program causing issues while installing Firefox. It might be preventing you from installing Firefox on your computer. Hence, it is suggested to temporarily disable your antivirus/firewall and then try installing Firefox on your PC. After the browser is installed, you can enable your security programs again.

Hope this helps.

If the problem still remains the same and you are unable to install Firefox on your computer, no worries. There are several good free web browsers available that you can use as an alternative and perform your tasks. Some of the nice ones you can use are Google Chrome, Microsoft Edge, Pale Moon, Opera, OperaGX, and many more. If you want a secure and private browser, you can try Epic Privacy Browser, Tor, Iridium Browser, etc.

Why doesn t Firefox work on Windows 11?

If the Firefox browser installed on your computer but not working properly, some problematic add-ons might be causing this issue. A corrupted Firefox startupCache can be another reason for the same. Besides that, if the browser is corrupted or there are certain installation files that are broken, Firefox won’t work properly.

Now read: Firefox keeps crashing on Windows PC.

Windows Search Not Working In Windows 11/10; How To Fix?

Quite a few Windows 11/10 users are facing problems, and some of the inbuilt functions are also not functioning as expected for many. The Start Menu and the Taskbar Search functions in the Windows operating system have been some of the most useful features that let us search any file without leaving the desktop. However, there are chances that your Search function might get broken or might not function as intended in Windows 11/10. You may see a message: No Results Found.

Windows 11/10 Search is not working

We will walk you through some of the ways by which you can fix the Start Menu, Cortana & Search problem. Go through this entire post first and then see which one or more of these suggestions may apply for your Windows 11/10 version since Cortana has been separated from the search in recent Windows 11/10 versions.

Restart Computer

Run Windows Start Menu Troubleshooter

Restart Search process

Sign out and Sign in

Run Windows Search Troubleshooter

Reset Windows Search

Check Registry setting

Check the basics

Automatic Repairs

Kill and restart the Cortana process

Disable Antivirus software

Create a new User Account

Re-register the Cortana app

Rebuild the Windows Search Indexer

Uninstall programs that may affect the taskbar

Run CTFMON.exe

Change Keyboard Language

Enable Search Service

Use System Restore

Check your Internet connection.

Windows Search not finding files 1] Restart Computer

Restating a computer can fix a lot of problems, and you should do this as the first step. When the services start afresh, you should be able to use the search without a problem.

2] Run Windows Start Menu Troubleshooter

Microsoft has released Windows Start Menu Troubleshooter, which promises to fix the issue. Please try it first.

3] Restart Search process

Press Ctrl+Alt+Del, and select Task Manager. In the Task Manager window, select the Details tab.

The process will restart automatically after a few seconds.

4] Sign out and Sign in

Sign out and Sign in or restart your PC and see if the problem goes away.

6] Reset Windows Search

Reset Windows Search and see if it helps you.

7] Check Registry setting

If Cortana is not working after you upgraded your PC, open your Registry Editor and ensure that the value of BingSearchEnabled, as well as CortanaEnabled, is set to 1:


If this works for all, great.

8] Check the basics

Make sure that you have set up Cortana correctly. If, after upgrading to Windows 10, you find that Cortana is not available in your region, this post titled Cortana not available can help you get Cortana on your Windows PC.

9] Automatic Repairs

If your PC prompts for Automatic Repair, continue with it and let Windows carry it out.

If you find that Cortana is not working properly, the best thing to do would be to kill the Cortana process and restart the process via Task Manager. If it were a minor runtime error, Cortana would take a restart to fix it.

11] Disable Antivirus software

Some security software is known to create this issue – Avast, for instance. Disable it and see if it makes the problem go away. If your security software is the culprit, make sure you are using its latest version – else, you may want to change it.

12] Create a new User Account

The problem might be associated with your Microsoft credentials. Try creating a new username and password and see if you can fix the Cortana. We need to remember that Cortana will not be switched on automatically and needs to be enabled by selecting the Cortana button on the taskbar.

13] Re-register the Cortana app

Open an elevated Powershell prompt, type the following command, and hit Enter:

If you feel, you may also try the other 2 of the 3 Windows Support, Solutions & Universal fixes.

The rebuilding will take some time, and once it is done, you can start searching for the files you need, and the Search should work properly. If you need more details, you will get them in this post titled Windows Search Indexer tips. See this post if you need to troubleshoot and fix Windows Search Indexer not working issues.

15] Uninstall programs that may affect the taskbar

If you are using Dropbox, uninstall it and see if it makes the problem go away.

If you have followed the above suggestions, your Windows Taskbar Search should hopefully have been fixed.

16] Run CTFMON.exe

It’s a Windows process that controls Alternative User Input and the Office Language bar. If the service stops running, you will have issues inputting the keyboard inputs, especially in an Asian language.

17] Change Keyboard Language

You can use a different language and check if it is working. If yes, then reinstall the language pack you use, and check how it works.

18] Enable Search Service 19] Use System Restore

If this happened recently, you could use System Restore to roll back to the date it was working before. Sometimes, a small change in the system causes it, including installing software that can interrupt search service.

20] Check your Internet connection

If you are using the search service that can show results from the internet, then make sure the internet connection is working on your computer.

21] Uninstall recent Windows updates

Windows updates are known to cause issues such as these. If you have recently installed an update, you should be able to uninstall it.

Posts that offer additional suggestions:

TIP: This post will help you if your WinX Menu is not working.

Fix Dxgi_Error_Device_Removed On Windows 11/10 Pc

PC gamers are reporting the issue whereby while playing any game on their Windows 11 or Windows 10 computer they encounter an error which causes the game in play to end abruptly. The ensuing error prompt indicates DXGI_ERROR_DEVICE_REMOVED. In this post, we provide the most adequate solutions to this issue.

What is a DirectX error?

A DirectX error that you may encounter on your Windows PC is related to DirectX, and generally indicates your PC has experienced a DirectX failure. If you receive such error message, to resolve the issue, make sure you have the latest version of DirectX installed on your system.


If you’re faced with this DXGI_ERROR_DEVICE_REMOVED issue, you can try our recommended solutions below in no particular order and see if that helps to resolve the issue.

Restart graphics adapter driver

Update graphics driver

Manually install/update DirectX

Troubleshoot using DirectX Diagnostic Tool (DxDiag)

Modify the registry

Turn off Shadow play

Disable Anti-Aliasing feature

Let’s take a look at the description of the process involved concerning each of the listed solutions.

1] Restart graphics adapter driver

Since this DXGI_ERROR_DEVICE_REMOVED issue can be caused by the graphics/video card driver crashing on your Windows 11/10, you can simply restart the graphics adapter driver. If it’s not a serious or fatal driver issue, then this action will get you up and running; otherwise, continue with the solutions below.

2] Update the graphics driver

This solution requires you to update your graphics card drivers. You can either update your graphics drivers manually via the Device Manager, or you can get the driver updates on the Optional Updates section under Windows Update. You may also download the latest version of the driver from the video card hardware manufacturer’s website.

If updating the drivers didn’t help, you can completely uninstall the graphics driver using Display Driver Uninstaller, and then download the latest version of the driver and install it on your Windows PC.

3] Manually install/update DirectX

This solution requires you manually download and install DirectX and see if that helps to resolve the issue. You may also update the current version of DirectX running on your Windows PC. Proceed with the next solution if the issue is unresolved.

4] Troubleshoot using DirectX Diagnostic Tool (DxDiag)

This solution requires you to troubleshoot the DirectX issue caused by the video game using the DirectX Diagnostic Tool (DxDiag).

5] Modify the registry

Since this is a registry operation, it is recommended that you back up the registry or create a system restore point as necessary precautionary measures. Once done, you can proceed as follows:

Press Windows key + R to invoke the Run dialog.

In the Run dialog box, type regedit and hit Enter to open Registry Editor.

Navigate or jump to the registry key path below:


TdrLevel specifies the initial level of recovery. The default is to recover on timeout, which is represented by value 3. The default value is 2 seconds. TDR is the acronym for Timeout Detection and Recovery – a feature of the Windows operating system which detects response problems from a graphics card, and recovers to a functional desktop by resetting the card.

Input 0 in the Value data field.

You can now exit Registry Editor and restart your PC. On boot check if the issue is resolved. If not continue with the next solution.

6] Turn off Shadow play

Most of the affected users have NVIDIA graphics cards installed on their Windows computers –  NVIDIA Shadow play is used to capture in-game footage on supported systems.

This solution requires you to turn off Shadow play. Here’s how:

Press the Windows key, then type geforce experience.

Select GeForce Experience from the search result.

In the GeForce Experience window, go to the General tab.

Now, toggle the button for IN-OVER OVERLAY to Off.

Exit the GeForce Experience window.

Check if the issue is resolved. If not, try the next solution.

7] Disable Anti-Aliasing feature

To disable Anti-Aliasing feature in NVIDIA control panel on your Windows PC, do the following:

Open NVIDIA control panel.

Repeat for all other listed Antialiasing features.

Exit NVIDIA control panel.

Restart PC.

Hope any of these solutions work for you.


While gaming on your Windows 11/10 PC and you encounter the error DXGI_ERROR_DEVICE_HUNG, it’s most likely due to overclocked graphics cards for higher performance. Other reasons like outdated drivers or malfunctioned system files can also trigger this error. There are a number of fixes you can try, including updating your graphics adapter drivers, manually installing/updating DirectX to the latest version.

Fix Directx Error On Windows 11/10

You may encounter several errors related to DirectX in different scenarios — for example, when downloading, installing, upgrading, updating or running DirectX on your Windows 11/10 computer or when you try to run the DirectX installer package to install the component on your system. This post offers applicable solutions that can help you fix the Direct X errors.

Fix DirectX Error on Windows 11/10

If quite several unrelated DirectX errors keep occurring on your PC, then our suggested general fixes presented below in no particular order can be applied in any instance of these errors to successfully resolve the problems on your device.

Run DirectX Diagnostic Tool (DxDiag)

Run SFC and DISM scan

Update Windows

Install the previous version of DirectX

Update graphics driver

Install the latest Visual C++ Redistributables and the .NET Framework

Let’s look at the description of the process as it relates to each of the listed solutions.

1] Run DirectX Diagnostic Tool (DxDiag)

If you are having DirectX errors, you can begin troubleshooting by running the DirectX Diagnostic Tool (DxDiag) and see if that helps. Otherwise, continue with the next suggested fix.

Read: DirectX installation failed and not installing

2] Run SFC and DISM scan

Launch FixWin, then select Run System File Checker from the Welcome window. Restarting your computer when the scan is finished is recommended. Run the DISM Tool to fix the system image if you feel the need to.

Read: DirectX setup could not download the file

3] Update Windows

Many system flaws and concerns can be resolved using Windows Updates. You can try updating the most recent Windows updates if you have the DirectX 12 not working on Windows error and see if that helps. On the other hand, if the error started after a recent Windows update, you can perform System Restore or uninstall the update.

4] Install the previous version of DirectX

You must install previous versions of DirectX for some programs to function properly. You can download the installer from this page to accomplish that.

Install the file after downloading it, then restart your machine. The majority of DirectX issues ought to be repaired after your machine restarts.

Read: DirectX failed to initialize error.

5] Update the graphics driver

Make sure you are running the most recent graphics driver version. If you have obsolete, corrupt, missing, or incompatible drivers, you may get DirectX errors. You must upgrade the graphics driver to resolve the problem using any of the methods below.

Read: How to use DirectX Diagnostic Tool for Troubleshooting

6] Install the latest Visual C++ Redistributables and the .NET Framework

This solution requires you to make sure you download and install the latest Visual C++ Redistributables and the .NET Framework on your Windows 11/10 system.

We hope this helps!

Read next: DirectX encountered an unrecoverable error in Windows 11

Does Windows 11 support DirectX 11?

On Windows PCs, DirectX is typically installed by default. The most recent version of DirectX 12 Ultimate, which is included by default with Windows 11 and 10, was released by Microsoft. Some apps and programs, however, still need the earlier DirectX versions, such as DirectX 9 and 11.

How can I fix DirectX errors in Windows 11/10?

The most effective method to resolve DirectX issues is typically to completely uninstall the existing video drivers using the common Display Driver Uninstaller utility, restart your computer, and then reinstall the video card device drivers available on the support page for your PC. The suggestions we have provided in this post can also help you fix DirectX errors in Windows 11/10.

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