Many of you might struggle with can’t update World of Warcraft BLZBNTAGT00000840 error and the most common issue that causes this issue is the server problem. Updates are really essential to fix any bugs within the game that prevents you from enjoying it normally. If you are also struggling with the same issue on your Windows 10 PC, this guide will help you fix WoW error BLZBNTAGT00000840 error with its effective troubleshooting methods as discussed below.
How to Fix Can’t Update World of Warcraft BLZBNTAGT00000840 Error
There are so many reasons associated with WoW BLZBNTAGT00000840 on your Windows 10 PC. Yet, a few significant reasons are listed below.
- Battle.net lacks admin access.
- Corrupt data in the game installation folder.
- Editing permissions are missing.
- Antivirus program blocks a few features of the game or the game itself.
- Windows Defender Firewall is blocking the program.
- Outdated Operating System and PC drivers.
- Corrupt game data.
Now, move ahead to the next section to learn the troubleshooting methods for World of Warcraft BLZBNTAGT00000840. Read and implement the below-discussed methods in your Windows 10 computer for WOW Error code BLZBNTAGT00000840 fix and to prevent the same.
Methode 1: Basismethoden voor probleemoplossing
Here are a few basic methods to fix the WOW error.
1A. Start de pc opnieuw op
The general trick to resolve all the temporary glitches associated with World of Warcraft is to restart your computer. You can restart your PC by following the steps.
1. Navigeer naar het Windows Power User-menu door op te drukken Windows- en X-toetsen tegelijk.
2. kiezen Afsluiten of uitloggen.
3. Klik ten slotte op Herstart.
Once you have restarted your game, check if you can the game without any errors.
1B. Check Game Requirements
If you are facing a WOW BLZBNTAGT00000840 error on startup, you have to check the basic requirements of the game and ensure that your PC satisfies them.
Minimale vereisten:
- CPU: Intel Core i5-760 of AMD FX-8100 of hoger
- CPU SNELHEID: Informatie
- RAM: 4 GB RAM (8 GB voor geïntegreerde grafische kaart zoals Intel HD Graphics)
- OS: Windows 7 / Windows 8 / Windows 10 64-bits
- VIDEOKAART: NVIDIA GeForce GTX 560 2GB of AMD Radeon HD 7850 2GB of Intel HD Graphics 530 (45W)
- PIXEL SHADERS: 5.0
- VERTEX-SCHADER: 5.0
- VRIJE SCHIJFRUIMTE: 70 GB
- SPECIFIEKE VIDEO RAM: 2 GB
Aanbevolen Vereisten:
- CPU: Intel Core i7-4770 of AMD FX-8310 of hoger
- CPU SNELHEID: Informatie
- RAM: 8 GB
- OS: Windows 10 64-bits
- VIDEOKAART: NVIDIA GeForce GTX 960 of AMD Radeon R9 280 of hoger
- PIXEL SHADERS: 5.1
- VERTEX-SCHADER: 5.1
- VRIJE SCHIJFRUIMTE: 70 GB
- SPECIFIEKE VIDEO RAM: 4 GB
1C. Zorg voor een goede netwerkverbinding
Unstable internet connection leads to BLZBNTAGT00000840 error , also if there are any obstacles between your router and your computer, they may interfere with the wireless signal and will cause intermittent connection problems.
U kunt een Speedtest om te weten wat het optimale niveau van netwerksnelheid is dat nodig is voor de juiste verbinding.
Zorg ervoor dat uw apparaat aan de onderstaande criteria voldoet.
- Zoek de signaalsterkte van uw netwerk en als deze erg laag is, verwijder dan alle obstakels ertussen.
- Vermijd dat er te veel apparaten op hetzelfde netwerk zijn aangesloten.
- Koop altijd een modem/router die is geverifieerd door uw internetprovider (ISP) en die vrij is van conflicten.
- Gebruik geen oude, kapotte of beschadigde kabels. Vervang de kabels indien nodig.
- Zorg ervoor dat de draden van de modem naar de router en de modem naar de muur stabiel en storingsvrij zijn.
Als er problemen met de internetverbinding zijn, raadpleeg dan onze handleiding Problemen met netwerkverbindingen oplossen op Windows 10 om hetzelfde probleem op te lossen.
1D. Sluit achtergrondprocessen
Several users have confirmed that WOW error BLZBNTAGT00000840 can be resolved by closing all the background tasks running on your PC. To implement the task, follow our guide How to End Task in Windows 10, and proceed as instructed.
Once you have closed all the background processes, check if you were able to fix error code BLZBNTAGT00000840 in WOW.
1E. Systeembestanden repareren
If there are any missing or damaged files on your Windows 10 PC, you will face WOW error BLZBNTAGT00000840 . Yet, you are repairing these corrupt files by using inbuilt utilities namely, System File Checker en Implementatiebeeldservice en -beheer. Lees onze handleiding over het repareren van systeembestanden op Windows 10 en volg de stappen zoals aangegeven om al uw corrupte bestanden te repareren.
Lees ook: Hoe Hextech reparatietool te downloaden
1F. Voer Volledige schijfopruiming uit
Few users have suggested that clearing some disk space in PC has helped them sort out WOW error code BLZBNTAGT00000840. This will enable your computer to install new files whenever needed which will help you fix the problem.
If there is minimum available space in your computer contributing to the discussed error code in WOW, follow our guide 10 Ways to Free Up Hard Disk Space On Windows that helps you clear all unnecessary files in your computer.
1G. Windows bijwerken
You can also eradicate bugs in your computer and game by updating your Operating System. Always ensure if you have updated your Windows Operating System and if there are any updates pending in action, use our guide How to Download and Install Windows 10 Latest Update.
After updating your Windows Operating System, check whether you can connect to your WOW game server without any errors.
1H. Update grafische stuurprogramma's
World of Warcraft, being a graphical intensive game, your graphics driver is essential important for your gaming experience. If the drivers are outdated or faulty, make sure you update them. You can search for the newest releases of drivers from its official websites or you can update them manually.
Follow our guide 4 Ways to Update Graphics Drivers in Windows 10 to update your driver and check if you have fixed WOW error BLZBNTAGT00000840.
1I. Roll Back GPU Drivers
Sometimes, the current version of GPU drivers may cause WOW error BLZBNTAGT00000840 and in this case, you have to restore previous versions of installed drivers. This process is called terugdraaien van stuurprogramma's en u kunt uw computerstuurprogramma's eenvoudig terugzetten naar de vorige staat door onze handleiding Stuurprogramma's terugdraaien op Windows 10 te volgen.
Lees ook: Hoe weet u of uw grafische kaart kapot is?
1J. Installeer de grafische stuurprogramma's opnieuw
If you still face BLZBNTAGT00000840 error after updating your Graphical drivers, then reinstall device drivers to fix any incompatibility issues. There are several ways to reinstall drivers on your computer. Yet, you can easily reinstall Graphical drivers as instructed in our guide How to Uninstall and Reinstall Drivers on Windows 10.
After reinstalling GPU drivers, check if you can access World of Warcraft without any errors.
1K. Wis DNS-cache en gegevens
Few users have suggested that clearing the DNS cache and data on your PC has helped them fix BLZBNTAGT00000840 error code. Follow our guide on how to flush and reset the DNS Cache in Windows 10.
Method 2: Run Blizzard Battle.net as Administrator
This is one of the most common reasons that cause BLZBNTAGT00000840 in your Windows 10 PC. Certain permissions and features can only be accessed if you have granted admin rights to the World of Warcraft game. In this scenario, you can fix WOW error code BLZBNTAGT00000840 by following the below-listed instructions.
1. Klik met de rechtermuisknop op de World of Warcraft kortere weg op het bureaublad of navigeer door de installatiemap en klik er met de rechtermuisknop op.
2. Selecteer nu de Properties optie.
3. Schakel vervolgens over naar de Compatibiliteit tabblad en vink het vakje aan Dit programma als Administrator.
4. Klik ten slotte op Toepassen> OK om de wijzigingen op te slaan.
Lees ook: Fix Het duurt een eeuwigheid voordat WoW start in Windows 10
Method 3: Rename Cache, Interface and WTF Folders
There are few gaming files residing in folders like Cache, Interface and WTF that are responsible to store the basic information on the game, progress, and settings. If they are corrupt, you will face can’t update World of Warcraft. So, you are advised to rename the folders and check if it works.
1. Close all processes running in the background as instructed in the above method and press Windows + E-toetsen samen te openen Bestandsverkenner.
2. Now, navigate to following pad zoals afgebeeld.
C: Programmabestanden (x86) World of Warcraft
3. Now, find the following folders and right-click on them. Then, select andere naam geven zoals getoond.
4. Now, rename the folders to something like Cacheold, Interfaceold, WTFold respectievelijk.
Once you have renamed these folders, relaunch the game and check if you can fix error code BLZBNTAGT00000840 in your Windows 10 PC.
Method 4: Delete WOW Cache Folder
Several users face BLZBNTAGT00000840 during the startup and this issue could be resolved when the cache folder is removed completely from your computer. All the temporary files of the game will be deleted and the next successive startup will launch the game without any errors. If renaming the folders doesn’t work for you, the below-listed instructions will help you do so.
1. Navigeer naar de World of Warcraft map.
2. Klik vervolgens met de rechtermuisknop op cache map en selecteer de Verwijder optie zoals afgebeeld.
Lees ook: Fix WOW hoge latentie, maar internet is prima in Windows 10
Method 5: Disable Read-Only Attribute
The World of Warcraft game will run without any errors when you have granted proper custom attributes settings in UAC (User Account Control). If in case, the game and its components has only read-only components, you cannot modify or update World of Warcraft. This results in can’t update World of Warcraft on your PC. In this event, change the read-only attribute for the game as instructed below.
1. Lancering file Explorer en navigeer naar World of Warcraft map.
2. Klik nu met de rechtermuisknop op Wow.exe setup file and select the Properties optie.
3. Schakel nu over naar de Algemeen tabblad en schakel het selectievakje naast uit Alleen-lezen naast Attributen sectie zoals afgebeeld.
4. Klik vervolgens op Toepassen> OK om de wijzigingen op te slaan.
Methode 6: Voer Blizzard Repair Tool uit
If you still couldn’t fix Can’t Update World of Warcraft error BLZBNTAGT00000840, there may be some chances that your PC has some damaged gaming files in it. Damaged files may fill your computer due to an over protective antivirus suite or due to an update failure. Fortunately, you can resolve all these corrupt gaming files automatically with the help of a built in tool of Blizzard. Here are few instructions to run the Battle.net Repair tool.
1. Go to the directory of the Wow.exe setup file and select the Als administrator uitvoeren optie zoals afgebeeld.
2. If you are prompted by User Account Control window, click on Yes to proceed.
3. Now, switch to the Games tab at the top corner of the window and then select World of Warcraft van de lijst.
4. Klik vervolgens op Opties gevolgd door Scan & Repair from the drop down list.
5. In the next prompt, click on Begin scan en wacht tot het proces is voltooid.
Finally, restart your game and check if you can fix BLZBNTAGT00000840 error code.
Lees ook: Repareren dat Avast de virusdefinities niet bijwerkt
Methode 7: Wijzig de Windows Defender Firewall-instelling
You will also face can’t update World of Warcraft, due to an over-reactive or over-protective antivirus suite in your Windows 10 computer. This prevents the connection link between the game launcher and the server. So, to fix this problem, you can whitelist World of Warcraft in your Firewall settings or disable the problem temporarily.
Option I: Whitelist World of Warcraft
To allow World of Warcraft in your Windows Defender Firewall, follow our guide Allow or Block Apps through the Windows Firewall and implement the steps as instructed.
Optie II: Firewall uitschakelen (niet aanbevolen)
Als u niet weet hoe u Windows Defender Firewall moet uitschakelen, helpt onze handleiding Windows 10 Firewall u hierbij helpen.
Optie III: Nieuwe regel maken in Firewall
Follow our guide How to Add Windows Firewall Rule and check if you have fixed error code BLZBNTAGT00000840 in WOW is fixed or not.
Methode 8: Antivirus tijdelijk uitschakelen (indien van toepassing)
Some incompatible antivirus programs installed in your computer will cause BLZBNTAGT00000840. To avoid conflicts, you must ensure the security settings of your Windows 10 computer and check if they are stable or not. To find whether the antivirus suite is the reason for the discussed WOW error code, disable it once and try connecting to a network.
Lees onze handleiding over Antivirus tijdelijk uitschakelen op Windows 10 en volg de instructies om uw antivirusprogramma tijdelijk uit te schakelen op uw pc.
Als u een oplossing voor uw probleem heeft nadat u het antivirusprogramma op uw computer hebt uitgeschakeld, wordt u geadviseerd het programma volledig van uw pc te verwijderen. Lees onze handleiding Forceer het verwijderen van programma's die niet worden verwijderd in Windows 10 om uw antivirusprogramma van uw computer te verwijderen.
Lees ook: Fix Blizzard Nog een installatie in uitvoering in Windows 10
Method 9: Reinstall World of Warcraft
Any misconfigured files in World of Warcarft will lead to can’t update World of Warcraft BLZBNTAGT00000840 error even if you have followed all the above discussed methods and updated all the pending actions. So, in this case, you have no other option than to reinstall the game. Here is how you do it.
1. Druk op de Windows-toets en het type apps en functies, klik dan op Openen.
2. Zoek nu World of Warcraft in the list and click on it. Then, select the Installatie ongedaan maken optie.
3. If you are prompted, again click on Installatie ongedaan maken.
4. Bezoek nu de Blizzard official siteen klik op World of Warcraft.
5. Klik vervolgens op Downloaden voor Windows option and wait until the game gets installed on your PC.
6. Navigeren naar Mijn downloads in File Explorer and double-click on the setup file om de applicatie uit te voeren.
7. Volg de instructies op het scherm to install the game on your Windows 10 PC
Finally, relaunch the game and now you will have fixed WOW error code BLZBNTAGT00000840.
Aanbevolen:
We hopen dat deze handleiding nuttig was en dat u het probleem kunt oplossen can’t update World of Warcraft BLZBNTAGT00000840 error. Let us know which method worked for you the best. Also, if you have any queries/suggestions, then feel free to drop them in the comments section.