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.
方法一:基本故障排除方法
Here are a few basic methods to fix the WOW error.
1A。重新啟動電腦
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. 按下導覽至 Windows 超級使用者選單 Windows 和 X 鍵 同時進行。
2。 選擇 關機或退出.
3.最後,點擊 重新啟動。
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.
最低要求:
- 中央處理器:Intel Core i5-760 或 AMD FX-8100 或更高版本
- CPU速度: 信息
- 內存:4 GB RAM(整合式顯示卡為 8 GB,如 Intel HD Graphics)
- OS:Windows 7 / Windows 8 / Windows 10 64 位元
- 顯卡:NVIDIA GeForce GTX 560 2GB 或 AMD Radeon HD 7850 2GB 或 Intel HD Graphics 530 (45W)
- 像素著色器:5.0
- 頂點著色器:5.0
- 可用磁盤空間:70 GB
- 專用視頻內存:2 GB
建議要求:
- 中央處理器:Intel Core i7-4770 或 AMD FX-8310 或更高版本
- CPU速度: 信息
- 內存:8 GB
- OS:Windows 10 64 位
- 顯卡:NVIDIA GeForce GTX 960 或 AMD Radeon R9 280 或更高版本
- 像素著色器:5.1
- 頂點著色器:5.1
- 可用磁盤空間:70 GB
- 專用視頻內存:4 GB
1C.確保網路連線正常
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.
您可以運行 SPEEDTEST 了解正確連線所需的最佳網路速度等級。
確保您的設備符合以下標準。
- 尋找網路的訊號強度,如果訊號強度非常低,請清除中間的所有障礙物。
- 避免太多設備連接到同一網路。
- 請務必購買經過網路服務供應商 (ISP) 驗證的數據機/路由器,它們不會發生衝突。
- 不要使用 舊的、破損的或損壞的電纜。 如有必要,請更換電纜。
- 確保從數據機到路由器以及數據機到牆壁的電線穩定且不受干擾。
如果有任何網路連線問題,請查看我們的指南如何解決 Windows 10 上的網路連線問題以解決相同問題。
1D。關閉後台進程
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。修復系統檔案
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, 系統文件檢查器 和 部署映像服務和管理。閱讀我們的如何修復 Windows 10 上的系統檔案指南,並按照說明的步驟修復所有損壞的檔案。
相關閱讀: 如何下載 Hextech 修復工具
1F.運行全磁碟清理
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。更新Windows
您也可以透過更新作業系統來消除電腦和遊戲中的錯誤。請務必確保您是否已更新 Windows 作業系統,以及是否有任何待執行的更新,請使用我們的指南如何下載和安裝 Windows 10 最新更新。
After updating your Windows Operating System, check whether you can connect to your WOW game server without any errors.
1H。更新顯示卡驅動程式
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 驅動程式回滾 您可以按照我們的指南如何在 Windows 10 上回滾驅動程序,輕鬆地將電腦驅動程式回滾到先前的狀態。
相關閱讀: 如何判斷您的顯示卡是否即將失效
1J。重新安裝顯示卡驅動程式
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。清除 DNS 快取和數據
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.右鍵單擊 魔獸世界 捷徑 在桌面上或導航 安裝目錄 然後右鍵單擊它。
2. 現在,選擇 氟化鈉性能 選項。
3. 然後,切換到 相容性 選項卡並選中該框 以管理員身份運行此程序.
4.最後,點擊 申請>確定 保存更改。
相關閱讀: Fix WoW Takes Forever to Launch 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 鍵 一起開 文件管理器。
2. Now, navigate to following 路徑 如圖所示。
C:Program Files (x86)魔獸世界
3. Now, find the following folders and right-click on them. Then, select 重命名 如圖所示。
4. Now, rename the folders to something like Cacheold, Interfaceold, WTFold 。
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。 導航到 魔獸世界 文件夾中。
2. 然後,右鍵單擊 緩存 文件夾並選擇 刪除 如圖所示。
相關閱讀: 修正 Windows 10 中 WOW 高延遲但網路正常的問題
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。 發射 檔案總管 並導航到 魔獸世界 文件夾中。
2. 現在,右鍵單擊 Wow.exe setup file and select the 氟化鈉性能 選項。
3. 現在,切換到 總 選項卡並取消選取旁邊的框 只讀 旁邊 Attributes 部分如圖所示。
4.然後,點擊 申請>確定 保存更改。
方法6:運行暴雪修復工具
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 以管理員身份運行 如圖所示。
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 從名單。
4. 然後,按一下選項,然後按一下 Scan & Repair from the drop down list.
5. In the next prompt, click on Begin scan 並等待該過程完成。
Finally, restart your game and check if you can fix BLZBNTAGT00000840 error code.
相關閱讀: 修正 Avast 不更新病毒定義的問題
方法 7:修改 Windows Defender 防火牆設置
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.
選項二:停用防火牆(不建議)
如果您不知道如何停用 Windows Defender 防火牆,我們的指南如何停用 Windows 10 防火牆將幫助您做到這一點。
選項 III:在防火牆中建立新規則
Follow our guide How to Add Windows Firewall Rule and check if you have fixed error code BLZBNTAGT00000840 in WOW is fixed or not.
方法 8:暫時停用防毒軟體(如果適用)
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.
請閱讀我們關於如何在 Windows 10 上暫時停用防毒程式的指南,並按照指示在您的電腦上暫時停用防毒程式。
如果停用電腦中的防毒程式後問題已解決,建議您從 PC 上完全卸載程式。請閱讀我們的指南強制卸載在 Windows 10 中無法卸載的程式來卸載電腦中的防毒程式。
相關閱讀: 修復 Windows 10 中正在進行的暴雪另一個安裝
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.點擊 Windows鍵 和類型 應用程式和功能,然後點擊 已提交.
2. 現在,搜尋 魔獸世界 在列表中並單擊它。然後,選擇 卸載 選項。
3. 如果出現提示,請再次按一下 卸載.
4. 現在,訪問 暴雪官方網站,然後點擊 魔獸世界.
5.然後,點擊 下載Windows版 option and wait until the game gets installed on your PC.
6。 導航 我的下載 在檔案總管中,然後雙擊 setup file 運行應用程式。
7。 跟著 屏幕指示 to install the game on your Windows 10 PC
Finally, relaunch the game and now you will have fixed WOW error code BLZBNTAGT00000840.
推薦:
我們希望本指南對您有所幫助並且您可以修復 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.