When you launch your game through Steam, you may sometimes face Steam error code 51 along with an error message, Game failed to start. This is a common error that occurs in all sorts of games like Skyrim or Dota. This error code 51 steam issue most commonly occurs on your PC when you are using an outdated version of Steam and an outdated game. If this happens to you, you are at the right place! We bring a perfect guide that helps you fix the discussed issue.
How to Fix Steam Error Code 51 in Windows 10
If you are vexed by error code 51 Steam in your Windows 10 computer, here are a few possible reasons why you must analyze them carefully to sort out the problem.
- PC does not meet the basic requirements of the game and you are using the administrative version of Steam.
- Some other background program is interfering with the game.
- You are using an unverified version of drivers.
- The graphics settings of the game are misconfigured.
- Presence of malware and viruses.
- The .NET framework and operating system are not updated to their latest version.
- DirectX version is not up-to-date.
- 超頻。
- Any misconfigured or corrupt installation files of the game also causes the problem.
- The Microsoft C++ redistributable files are not compatible with the game and PC.
Here are a few possible troubleshooting methods that will help you fix error code 51 issue. Follow them as demonstrated in the same order and if you are lucky, you may attain a solution for your problem within the first few steps itself!
方法一:基本故障排除方法
Before you try any other troubleshooting methods, implement some basic methods that will help you fix the error code within a few simple clicks.
1A. Stop Overclocking
Every high-end computer is built with the option of Overclocking which helps in outputting more juice than your specifications that you already have. Running the graphics card or processor faster than the default speed refers to overclocking. When this happens, your computer will reach the maximum temperature after a particular time. The computer detects this and adjusts the clock speed to the normal speed until it is cooled down. The clock speed is increased again after they cool down. This increases the performance of your computer and is a great help if you don’t have a powerful computer.
1B. Close Unwanted Background Processes
Several background processes running on your PC may interfere with Steam processes. These programs may contribute to the error code 51 on Steam issue. Follow our guide How to End Task in Windows 10 to exit from all background processes.
1C: Change Steam Game Priority
The preference of an application or process tells the computer the importance and if it should be given preference over the others while allocating the resources. The priority of every application is normal except the system processes, by default. Steam might trigger some error codes if it didn’t get enough resources.
1。 選擇 Task Manager after right-clicking on the 任務欄。
2. 現在,搜尋 Steam process.
3. Then change the priority to High or Realtime and check if this works.
注意: Change the priority with great caution as changing the priority of the process carelessly could make your system extremely slow or unstable.
4。 關上 Task Manager and reboot your computer and check whether the discussed issue is solved.
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1D: Set High Performance
You can also optimize your game when setting your high-performance power plan settings. These power plans are developed to manage the power settings on portable settings. Follow the below-mentioned instructions to use high-performance power plan settings on your computer.
1。 按 Windows + I鍵 一起開 視窗設置。
2. Now, scroll down the list and click on 系統 設置。
3. 現在,選擇 力量與睡眠 選項並單擊 其他電源設置 下 相關設置.
4. 現在,選擇 高性能 選項下 High additional plans as shown in the below picture.
Now you have optimized your system, check if you have attained how to fix error code 51 Steam.
Likewise, it is always essential that your game run at its latest version to avoid any conflicts. Until your game is updated, you cannot log in to the game servers successfully. To update your game, follow the below-mentioned steps.
1。 啟動 Steam應用 並導航到 圖書館.
2。 現在,點擊 首頁 and search for your game.
3. Then, right-click on the game and select the 特性… 選項。
4. 現在,切換到 UPDATES tab and check if any updates are pending in action. If so, follow the on-screen instructions to download the latest updates.
After an update, check if the discussed error code on Steam is fixed.
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1E: Disable Full-Screen Optimizations
Few users have suggested that disabling full-screen optimizations on PC has helped them fix error code 51 Steam issue. Follow as instructed.
1。 發射 蒸汽 並點擊 圖書館.
2. Now, right-click on any Steam game and click on 氟化鈉性能.
3. 現在,切換到 免疫系統 標籤並點擊 設置啟動選項… 如圖所示。
4. Now, a new window will be opened with an advanced user warning. To open the game in windowed mode, type the – 窗口化 參數。
5. Now, save the changes by clicking OK and exit from the Properties window.
6. Now, relaunch the game and ensure if it runs in windowed mode. Else, navigate to 設置啟動選項… again and type the following parameters instead of the last parameter.
–windowed -w 1024
7. Now, save the changes by clicking OK.
This parameter will set the game to be launched in windowed mode.
1F: Verify Integrity of Game files
We have seen many cases in which the game files are either missing or corrupt or it had incomplete installations. Users could also experience Steam error code 51 game failed to launch if they are interrupted by the update process or if the game files are being moved. In this method, you will be opening Steam and using the built-in function for verifying the integrity of the game. It will be replaced if the application finds something. Read our guide on How to Verify Integrity Game Files on Steam.
注意: You should perform similar steps if you are using different publishing software.
1G. Update Windows
Also, if there are any bugs in your PC, they can only be fixed after a Windows update. Microsoft releases regular updates to fix all these bugs thereby fixing Steam error code 51. Hence, 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 access the game without any issues.
Method 2: Run Steam as an Administrator
Few users have suggested that when you run Steam as an administrator, Steam error code 51 can be resolved. So here are a few steps to run Steam as an administrator.
1.右鍵單擊 Steam shortcut 桌面.
2。 現在,點擊 氟化鈉性能.
3. 在「屬性」視窗中,切換到 相容性 標籤。
4. Now, check the box 以管理員身份運行此程序.
5.最後,點擊 申請>確定 保存更改。
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Method 3: Flush Steam Configuration
You can try to resolve Steam error code 51 by using Steam flushing. You can follow these steps to perform this method.
1.退出 Steam客戶端 完全。
2。 按 Windows + R密鑰 同時打開 跑 對話框。
3。 類型 steam:// flushconfig 並點擊 OK.
4. In the prompt menu click on OK 確認。
5.現在, 重新啟動電腦.
6. Then, open file explorer by pressing 的Windows + E 鍵 在一起。
7. 導航至以下位置 路徑.
C:program files (x86)Steam
8. Here, locate the Steam or Steam.exe file and launch it by logging in again.
Method 4: Update Steam
If you use an outdated Steam application, you cannot access any games smoothly. Hence always make sure you use an updated version of Steam and Steam games before launching it.
1.點擊 Windows鍵 和類型 蒸汽,然後點擊 打開。
2。 現在,點擊 蒸汽 in the top left corner of the screen followed by Check for Steam Client Updates… as highlighted below.
3. If you have any new updates to be downloaded, install them and ensure your Steam client is up-to-date.
4.現在, 重新啟動Steam.
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Method 5: Update GPU Drivers
Graphical drivers help heavy graphical images and video processing applications simplify their tasks. If you face any launching conflicts while launching the game, make sure you use an updated version of device drivers, as they serve as a link between the hardware and the Operating System of your PC. Many users have suggested that updating drivers have resolved how to fix error code 51 Steam. Read and implement the steps instructed in our guide 4 Ways to Update Graphics Drivers in Windows 10 to do so.
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Method 6: Roll Back Graphics Driver Updates
Sometimes, the current version of graphics drivers may cause any launching conflicts 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。
Save your changes and check if you got fix for error code 51.
方法7:重新安裝圖形驅動程序
If you still face Steam error code 51 after updating your GPU drivers, then reinstall device drivers to fix any incompatibility issues. You can easily reinstall Graphical drivers as instructed in our guide How to Uninstall and Reinstall Drivers on Windows 10.
相關閱讀: 修復 Windows 找到適合您的裝置的驅動程式但遇到錯誤
Method 8: Update .NET Framework
.NET framework in Windows 10 computer is essential for uninterrupted service of modern apps and games. Many games have an auto-update feature for the .NET framework, and thus it will be updated automatically whenever an update is available. In another case, if an update prompts in your PC, you can manually install the latest version of the .NET framework, as discussed below, to fix Steam error code 51 on your Windows 10 PC.
1.檢查 新更新 為了 NET框架。 來自 微軟官方網站.
2. If there are any updates, click on the corresponding/建議 鏈接並點擊 Download .NET Framework 4.8 Runtime 選項。
注意: Do not click on Download .NET Framework 4.8 Developer Pack as it is used by software developers.
3。 去 My downloads, double-click on the setup file to run the downloaded file, and follow the 屏幕指示 to install the .NET framework successfully on your Windows PC.
Method 9: Update DirectX
To enjoy a seamless multimedia experience on Steam, you have to make sure whether DirectX is installed, and it is updated to its latest version. DirectX helps you improve the visual media experience for graphical games and applications especially. It is worth updating DirectX needed for this game. Follow our guide on How to Update DirectX in Windows 10.
注意: 確保 Check for WHQL digital signatures box is checked in 系統 tab and in all tabs, check whether 帶有 WHQL 徽標 被設置為 是.
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方法 10:暫時停用防毒軟體(如果適用)
Some incompatible antivirus programs installed in your computer will trouble you to resolve how to fix error code 51 Steam. 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 rror code 51 on Steam issue, 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。
If you have a fix for your problem after disabling the antivirus program in your computer, you are advised to uninstall the program completely from your PC. Read our guide Force Uninstall Programs which won’t Uninstall In Windows 10 to uninstall your antivirus program in your computer.
方法 11:修改 Windows Defender 防火牆設置
You will also face Steam error code 51 game failed to launch, 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 Steam in your Firewall settings or disable the problem temporarily.
Option I: Whitelist Steam
To allow Steam in your Windows Defender Firewall, follow our guide Allow or Block Apps through the Windows Firewall and implement the steps as instructed.
Option II: Disable Firewall (Not Recommended)
If you do not know how to disable Windows Defender Firewall, our guide on How to Disable Windows 10 Firewall will help you do so.
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選項 III:在防火牆中建立新規則
1.點擊 Windows鍵 和類型 具有進階安全性的 Windows Defender 防火牆,然後點擊 以管理員身份運行 如圖所示。
2. Now, in the left pane, click on 入境規則 如圖所示。
3. Then, in the right pane, click on 新規則... 如圖所示。
4. Now, make sure you select the 程序 選項下 您想要建立什麼類型的規則? 菜單並單擊 下一個> 如圖所示。
5.然後,單擊 瀏覽... button corresponding to 本程式路徑: 如圖所示。
6. Then, navigate to the C:程序文件(x86) 蒸汽 path and double-click on 格局 file. Then, click on the 已提交 按鈕。
7.然後,點擊 下一頁> ,在 新建入站規則嚮導 window as shown.
8. Now, select the radio button next to 允許連接 並點擊 下一頁> 如圖所示。
9.確定 域、私有、公有 boxes are selected and click on 下一頁> 如圖所示。
10. Finally, add a name to your new rule and click on 完.
All done! Check if you have fixed error code 51 on Steam or not.
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我們希望本指南對您有所幫助並且您可以修復 Steam error code 51 game failed to Launch on your Windows 10 PC. Let us know which method worked for you the best. Feel free to reach out to us with your queries and suggestions via the comments section below.