The best way to solve 4390 (0x1126) problem
Still have 4390 (0x1126) problems?Our comprehensive suite of easy-to-use software allows you to maximize performance and unlock the hidden potential of your PC.
A Brief Description

4390 (0x1126) is definitely the error name which has the important points of the error, including why it happened, which system component or app malfunctioned to lead to this fault together with some other information and facts. The numerical computer code within the error label includes info that may be deciphered from the company of the aspect or app that went wrong. The issue which uses this code might take place in a number of spots in the program, so even though it carries some details in its name, it is still challenging for a user to determine and resolve the error cause without distinct practical information or proper application .

Still have problems with 4390 (0x1126) Errors? If so, you've come to the right place. Our comprehensive Error Troubleshooting Directory contains detailed instructions on how you can quickly troubleshoot your computer problems.

What does 4390 (0x1126) look like?

This windows error displays on your computer screen with some error message in the dialogue box. They are:"This application failed to start because 4390 (0x1126) was not found. Re-installing the application may fix this problem."

What results in 4390 (0x1126) matter?

Error 4390 (0x1126) can be a typical Microsoft windows error code. This error normally takes place while in installing or Microsoft windows upgrade. There are actually a number of reasons for this particular fault incidence. However, two of the most common causes are, Administrative issues and Viral Infection.


It's a regular phenomenon for your computer to have 4390 (0x1126). Over time the errors and conflicts begin to accumulate and add up, slowing down the effectiveness of your PC. When you remove programs from your PC, they don't always take out every single file, and some can be left there to interfere with your PC's functions. Most of the time people don't even realize this is going on. But over time, the evidence will appear. Computers need to be regularly maintained, just as you would a car.

According to what has been discussed above, we could arrived at the actual final outcome that it could be considered a terrible dream for you personally. To prevent from further loss and damage of data you need to solve it right away

Manual solutions

Below is a list of troubleshooting steps to resolve your 4390 (0x1126) problems. These troubleshooting steps get progressively more difficult and time consuming, so we strongly recommend attempting them in ascending order to avoid unnecessary time and effort.Follow the below steps on repairing 4390 (0x1126) in order to finally get rid of it.

Method 1:
Step 1:Please press the "Start"or"win+R" button and type in"services.msc" in the dialogue box then please click the "OK"or"Enter" button.

Step 2:Then please check the option "windows defender" and double click it.

Step 3:Then please select the startup type to automatically in the pop_up dialogue box.Please click "OK"

and exit and restart your computer.
Method 2:
If you have not run the app troubleshooter, you may run the windows app troubleshooter and check.
Step 1. On the search bar, type "Troubleshoot" and press Enter.

Step 2. Then click on the "View All" option located on the left menu pane.

Step 3. Then locate "Windows Store App", click on it and run the troubleshooter.

But Please Note: The Manual Solution is writen for advanced users, in the event you don't have computer knowledge or technological background, PLEASE DON'T TRY! Beacause ANY Wrong MOVE COULD Destroy Your Laptop Or Computer !

Disclaim:We do not state any responsibility for that results of the measures taken from the information linked above - complete these tasks at your own risk.


From all the steps above, it is obvious that to deal with 4390 (0x1126) is a little time consuming for users.
We suggest people try SmartPCFixer to troubleshoot this problem.

Solution For Novice Users

Follow the below steps on repairing http 1.1 404 not found di idm in order to finally get rid of it.

Step 1
Free Download and open the computer fix tool SmartPCFixer.

Step 2
Click the "Quick Scan" button to scan your computer quickly.

Step 3
Click "Fix All" button to solve the error http 1.1 404 not found di idm.


1. Whatever steps you want to do for your PC, you had better run as administrator.
2. According to the edition of Windows you're using, the steps above may be a little different, but the basic process is mostly the same.
3.You can't connect to a PC which is asleep or hibernating, so make sure the settings for sleep and hibernation on the remote PC are set to Never (hibernation isn't available on all PCs.)
4.Windows XP Home, Windows Media Center Edition, Windows Vista Home and Windows 7 Home or Starter are not supported without third party software.
5.For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs.
6.Never download EXE files from EXE download websites, because they are not verified by their developers and may contain malicious code which leads to further damage to your computer system.

How does it make sense

This application will check and diagnose, then fixes your computer with patent pending technology that fixes your system registry structure with both manually and automatic tools.
Vital functions:launch-up customization, Troubleshooter Database, DLL Files Database, File Extension Database, on-line upgrade, system file checker, etc.
So it's highly recommended that Free Download the error fix tool, which will save you lots of time and trouble.

Refund Policy

Your satisfactory is our first goal.We will refund to our users if they are dissatisfied with a product purchased from LionSea and request a refund within 60 days after the purchase. Also, you can cancel your order any time, even beyond 60 days.

All LionSea software is backed by 60-day, unconditional, money-back guarantee.If you are not 100% satisfied with your software purchase from LionSea, just contact our support care for a refund.Our support

Thank you

Thanks to all SmaftPCFixer users and beta testers who motive us to make this system and make it better and better.

Thanks to Lionsea Online community Administrators, Super Moderators, and Moderators who are selflessly devoted to offering assistance to discussion board consumers in time.

Thanks to the volunteers who greatly help improve SmaftPCFixer user experience and introduce it to more end users globally !

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