d3d12.dll - 分析和如何纠正错误

★★★★☆ 已验证的文件 (27.08.2026)

️ ️ ️ ️ ️ ️ ️ Important Notice: 优化您的DirectX 12应用程序的性能 d3d12.dll. Essential for developers targeting Windows systems. 手动更换系统库可能会阻碍未来的Windows更新或导致关键系统故障.

建筑:	其他	️没有检测到
防病毒扫描	✅ 清洁	没有检测到病毒.
数字签名	没有签名	没有签名,文件可能被修改了.
哈希完整性	️未经验证	文件哈希保护缺失.
文件大小	28.1千瓦.	28752 bytes.

哈希号:

MD5: 9b82acedef33c03d44ecde15176f205c
SHA-1: 679c576c194fe95aab385f20118b84274e4ba329
SHA-256: 679b20619758ba1d3fd943700a4bb433761fd0695fbf5aa2e7dd119d1737f423
SHA-512: 70fbb8b2d6b742c9ef1d95aa78e95ec9290ae95e68c4ba176b72e7a9570efddd227859a07d27fb0ad0adb06dc22efe62bd85c942e0ae2e21e971417ab2dce69f

File Information and Error Fixes for d3d12.dll

文件描述

没有 d3d12.dll file is a critical Windows system component known as the Direct3D 12 Runtime. Developed by Microsoft Corporation, it is an essential part of the DirectX 12 API collection. This file allows modern multimedia applications, high-end video games, and graphics-intensive software to communicate directly with your computer's graphics hardware (GPU) to deliver advanced 3D visual rendering, high frame rates, and enhanced performance.

标准文件位置

The authentic d3d12.dll file resides inside the core Windows system directories. Its exact location depends on your operating system architecture:

For 64-bit systems (64-bit file):
C:\Windows\System32\
For 64-bit systems running 32-bit applications (32-bit compatibility file):
C:\Windows\SysWOW64\

Note: If you find this file located anywhere else (such as temporary folders or user directories), it could be disguised malware or a rogue file.

How to Fix d3d12.dll Errors Without Downloading the File

Downloading standalone .dll files from untrusted third-party websites can introduce malware or cause system instability. You can repair d3d12.dll safely using built-in Windows utilities and system tools:

1. Run the System File Checker (SFC) Scan

Windows features an integrated tool that automatically scans, detects, and replaces missing or corrupted system files like d3d12.dll using cached copies from the operating system.

按下 Windows Key, 类型 cmd 在搜索框中.
按右键按一下 Command Prompt 选择一个. Run as administrator.
输入下面的命令并按下 Enter:
```
sfc /scannow
```
Wait for the verification to reach 100%. If repairs are made, restart your computer.

2. Run the Deployment Image Servicing and Management (DISM) Tool

If the SFC scan fails to repair the file because the local source image is also corrupted, use DISM to download clean system files directly from official Microsoft update servers.

打开 Command Prompt as an administrator.

Execute this command:

DISM /Online /Cleanup-Image /RestoreHealth

After the process finishes successfully, run the sfc /scannow command one more time to complete the restoration.

3. Check for and Install Windows Updates

Since DirectX 12 is natively integrated into Windows 10 and Windows 11, its core components cannot be manually reinstalled as standalone packages. Updating your operating system will force Windows to deploy the latest, functioning versions of the DirectX runtime libraries.

Open your system Settings (新闻发布) Win + I ) 没有.
让我们去 Update & Security (或是 Windows Update 在Windows 11上).
点击 Check for updates.
Install all pending updates and reboot your system.

4. Reinstall the Glitching Game or Application

If the error only pops up when launching a specific program, the application's local configuration files might be broken.

打开门 Control Panel or Windows Apps menu and Uninstall the problematic application.
请重新启动电脑.
Install the application again using the original distribution files or launcher (e.g., Steam, Epic Games, Ubisoft Connect). This process forces the software installer to re-register required visual components.

5. Check Operating System Compatibility

DirectX 12 requires modern system frameworks. If you are attempting to run a modern game or app on Windows 7, 8, or 8.1, it will frequently throw a d3d12.dll is missing error because those older operating systems do not natively support full Direct3D 12 runtimes. Upgrading your PC to Windows 10 or Windows 11 is required to native-launch these applications.

诊断工具:验证您的 `d3d12.dll` 文件

您担心您的PC上的文件被恶意软件修改了吗? 放入下面的表格. 我们的脚本将验证其文件大小,加密哈希 (MD5/SHA-1),并检查有效的微软数字签名.