Are you trying to launch an application or were you trying to launch your favorite game on windows 10 and were presented with an error? 

Does the error box read "The Application was unable to start correctly (0xc000009a) click OK to close the application"? Do not panic, Because today we will show you how to fix this issue by yourself even if you are not well skilled with Windows.

We will try to list the steps to fix error 0xc000009a on windows 10 which even a newbie could understand. Below are a couple of ways you can fix this error on your own.

Windows provide you an inbuilt tool. Using which you can check for damaged system files. Since we are covering an error 0xc000009a which is related to applications, Repairing damaged or corrupt files will solve the issue for you.

To run the System file checker, follow the below-mentioned steps.

Close Command prompt and try to open the application/game that was throwing error 0xc000009a on your screen. See if checking system files have solved the problem or not.

In this method, you will check your disk drive to see if there is any problem with your drive, causing this problem for you.

There are 2 methods to check your drive and we will discuss them both.

Alternatively, you can use a Command prompt to execute a command which will check your drive for errors.

Sometimes your antivirus may conflict with the files that are required to run the application. So, in this method, all you are going to do is disable your antivirus temporarily.

Windows 10 Comes with inbuilt antivirus called windows defender, You do not require 3rd party antivirus. But, if you are someone who likes extra safety and have installed 3rd party antivirus, you might be required to disable it temporarily. 

You can disable your antivirus for few hours only by opening your antivirus and going to settings.

Once your antivirus is not active anymore, you can try to open the application again, throwing error code 0xc000009a in your system.

Let us know which method works for you to fix 0xc000009a.

Windows 10 Users are Currently Getting code 0x8007139f error while trying to Update their windows. This Error is preventing users from downloading and installing latest update available for their Windows 10.

Few users are getting this Error code 0x8007139f on their windows defender which is inbuilt antivirus tool for windows. This happens if you have other anti-virus installed on your PC other then Windows Defender. So, simple solution to this problem is to disable antivirus if you have installed on your Windows PC. This solution works if Windows Defender is showing you this code 0x8007139f Error.

But, Today we will See how to fix error code 0x8007139f for those who are getting the error while updating windows 10. 

There are Few ways you can try to fix 0x8007139f in windows 10. We will Take you through some of them step by step. We will start with Basic solutions first that you can try in order to get rid of error code 0x8007139f.

Very easy and Basic way to fix this error is to Disable your Antivirus. If you have installed some third Party antivirus on your windows 10 then please Disable that and try to update your windows 10 again.

Windows 10 Comes with Windows Defender already which somewhat protects your system somewhat. But, Majority of the people like to use other antiviruses.

Every Antivirus have different way to disable them. But, most common one is to open your antivirus, Then Go to settings and Disable it for few hours or a day.

Once, your antivirus is disabled, you can now try to update your windows and see if you are still getting code 0x8007139f error on your windows. 

In this method, you will be using Windows Update troubleshooter which is an inbuilt tool for windows 10. This Tool will basically look for problems that are preventing you from downloading new updates. Running this tool may solve the issue that is causing Error code 0x8007139f.

Follow the below steps to know how to run Windows Update Troubleshooter.

That is it, The Troubleshooter will take you through and fix if there is any problem that are preventing you from downloading windows update. In the process, your Error Code 0x8007139f may also get solved.

Use Restore point: If you have created a restore point earlier on your windows PC, then you can fall back to that Restore point.

Use Media Creation tool: You can use Media Creation tool to update your windows. So download Windows Media Creation tool from window's Official website and Try to Update your PC. See if this fix Error code 0x8007139f for your windows 10 PC.

Windows provides lots of features to help you enjoy using their operating systems.They Work hard to try and make Windows User's Work Easier. Unfortunately, these features associated with Microsoft products do encounter a number of issues or problems such as Error Code 0x800700b7. Even if, Microsoft tries their best to provide ways and means of overcoming such problems.

There are many windows errors that you can encounter while booting your PC, while working or after disassembling your PC. One of such errors is error 0xc00000f. You can encounter this error while working or disassembling the PC.

Causes of Error code 0xc00000f in Windows

There are simply many errors that you can encounter while using a computer Which runs on Windows operating system.

While some errors are specific to the OS, others relate to hardware attached to your computer. There are errors that relate to software and applications you have installed. One such error that relates to installed application is error 0x803f8001. It is a cross-cutting error since it also occurs in phones running on Windows OS.

Error code 0x803f8001 is an application related error. Although you can encounter it while launching any application, the most likely moment you may encounter it is when launching a game. Indeed, the error message accompanying the error code reads something similar to “Do you own this game or app? (Error Code 0x803f8001)”.

There are several issues you are likely to notice when they error occurs. In addition to inability to update installed updates, you may also find it difficult installing any application.

Reasons for Error code 0x803f8001 in Windows & Xbox

This error can occur because of several reasons including;

1. Antivirus/malware infection.
2. Weak/unreliable Internet connection.
3. When you are not signed in to connect to Xbox Live.
4. If the game or app was downloaded by a different user who has never signed into the game console to connect it to Xbox Live.
5. If the game is not present in the console.
6. After an upgrade of the motherboard.
7. Outdated graphic card drivers.

Methods to Fix Windows & Xbox error 0x803f8001

There are several solutions that you can try out to resolve error 0x803f8001. They include;

Method 1: Basics steps to fix error 0x803f8001

1.Launch the installed anti-virus/malware program and let it perform a full scan of your computer to address any virus/malware issues that may be preventing smooth launch of the application.

There are a lot of times when a computer stops working, due to possible errors that might have occurred. At this point where the system stops working, a error code pops up like 0x80072efd; this code is referred to as an error code.

Different error codes occur while operating the computer, and they solely depend on the type of error code. Some of these errors can be fixed, and that's the essence of this article.

The Error code 0x80072efd is a Microsoft error message that pops up whenever there is an operational error on the computer. The same error pops up in Windows 10 Store too which is also Fixable.

This error code occurs when new gadgets like printers, cameras, and many other things are attached to the computer. 0x80072efd Error may also occur in Windows Store if you are using Windows 10 Operating system. Well, failure to attend to this case will make your operating system slower and possibly even shut down the computer, and render the system completely useless.

When does the 0x80072efd error code occur?

Windows error code 0x80072efd usually pops up as you turn on the computer. Very same code will show on the screen of the computer when the Microsoft has detected the error. Also, the error code will come when a new device is attached to the computer - for instance, cameras, speakers, printers and even internet connection.

Be very observant, this error code pop up at times when you want to open a document, attach a printer, and whenever you restart your computer.

The error 0x80072efd is a windows error, and it's most likely going to be present on it. However, studies have shown that the error code occurs mostly in Windows 10. The good thing is that you can manually take care of this error code and help to remove it and bring your operating system back up to speed.

How Do I fix the error code 0x80072efd?

Fixing this error is usually not a problem, and never will be because there is a step to follow. All you need to do is follow the instructions.

Method 1: Disable the proxy 

If the proxy connects your internet, you'll have to disable it and the steps to follow.

In using a software program or windows, some errors occur just like 0x00000124, and while they're unavoidable, they are also solvable. An error code is a number that can be used to detect what would have caused the error and also have possible suggestive solutions to such errors.

These errors mostly occur in a windows operating system and may require a special kind of solution to the problem.


0x00000124  is a blue screen error message that usually occurs sometimes as a result of some temporary computer issues, the installation of a wrong driver, viruses and a host of many other causes.

When this error occurs, it temporarily stops the smooth operations of the computer’s operating system, hence the basis for this article.

Causes and Solutions of the 0x00000124 error

There are quite a number of things that could cause the error 0x00000124 code to appear on your screen, ranging from installed drivers to viruses and even normal minor causes. However, they have been stated and their solutions also to help in solving this problem and in turn allow the free flow of operation of the computer operating system.