Issue: How to fix World of Warcraft was unable to start up 3D acceleration error on Windows 10?
Hello. I was playing World of Warcraft and nothing seemed out of the ordinary. Suddenly, the game froze, and it did not seem like it will become responsive anytime soon. Thus, I opened the Task Manager and shut it down. I thought this is nothing to worry about as games crash sometimes and it is not a big deal. However, when I tried to open wow.exe again, the game flashed for a second and then came up with the error message “World of Warcraft was unable to start up 3D acceleration.” Since then I can not play the game, or any other one for that matter. Is there a solution to this annoying problem?
World of Warcraft was unable to start up 3D acceleration error is pretty common, and users keep looking for solutions online. Some players complained that the issue only persists while trying to start World of Warcraft game, others stated that the problem is universal and all the other games fail to start too.
The World of Warcraft was unable to start up 3D acceleration error is connected to 3D graphics, as users reported that 2D games still work perfectly fine. According to players, when trying to launch other games, they encountered a different error – Failed to initialize Direct3D. As evident, these sort of problems arise because of:
- outdated or corrupted graphics drivers
- bad in-game video settings
- bad full screen optimization settings
- outdated DirectX version
Users reported that World of Warcraft was unable to start up 3D acceleration error was usually encountered while playing the game. For others, the PTR version of the game was problematic. Therefore, checking in-game settings is important. For example, the video settings might be set too high, and the graphics card can fail to handle the load, resulting in errors.
Additionally, when it comes to error messages, applications might start malfunction because of malware infections. Therefore, before you proceed with the following World of Warcraft was unable to start up 3D acceleration error fix, you should scan your computer with reputable security software. We suggest using Reimage, as this tool is not only capable of detecting and removing viruses but can also automatically replace damaged Windows files without even needing to restart the machine.
If you do not want to download additional software on your computer, below, you will find a solution that can help you fix World of Warcraft was unable to start up 3D acceleration error.
Fix 1. Disable Fullscreen Optimizations
It seems like most users managed to fix World of Warcraft was unable to start up 3D acceleration error by disabling Fullscreen Optimizations. This feature allows the OS to optimize games that are running full-screen mode. Please follow these instructions:
- Locate World of Warcraft game folder (C:\\Program Files\\World of Warcraft by default)
- Right-click on main executable file WoW.exe and select Properties
- In the Properties window, select Compatibility tab
- Make sure the Disable fullscreen optimizations is ticked and click Apply
You should repeat this process for every game that fails to start because of 3D acceleration error.
Fix 2. Uninstall video card drivers
You should try to reinstall video graphics drivers by following these steps:
- Right-click on the Start button and select Device Manager
- Expand Display Adapters
- Right-click on your graphics card and select Uninstall device
- Once Uninstall wizard shows up, make sure you tick the Delete the driver software for this device setting
- Follow on-screen instructions and restart your PC
As soon as you boot back up, Windows will install new drivers automatically. Then, try to open World of Warcraft and see if the solution worked.
Fix 3. Update graphics drivers
Graphics drivers are responsible for proper 3D display, and if they are corrupted or outdated, they can cause World of Warcraft was unable to start up 3D acceleration error. Note that in some cases Nvidia Geforce Experience might fail to detect the newest drivers. Therefore, follow these steps to update your them manually:
- Go to Device Manager again and right-click on your graphics card
- This time, pick Update Driver
- Next, choose Search automatically for updated driver software and wait till new drivers are installed
- Restart your PC
Fix 4. Download and install the newest DirectX
Download the newest version of DirectX from official Microsoft website. Select the language and click on Download.
Fix 5. Set settings to default in Blizzard app (Battle.net)
Sometimes incorrect set settings for the game might be incompatible with your device. Reset settings to default using Blizzard app:
- Login to your Battle.net account
- Click on the Blizzard logo on the top-left corner of the window
- Select Settings
- Go to Game Settings and click Reset In-Game Options
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