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我们没有DLL,但我们有:
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dnsapi.dll - 分析和如何纠正错误

★★★★☆ 已验证的文件 (27.08.2026)

️ ️ ️ ️ ️ ️ ️ Important Notice: DNS API DLL file essential for domain name resolution in Windows applications. 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 41.2 kb. 42229 bytes.

哈希号:

MD5: ed9a473a6836ec653bfc617a3de4f6da
SHA-1: c9cc03a5159f0b441e5e89266870f618dd6db298
SHA-256: 25aeedda65a5ed952b9e7763770bfb5cc5980be9bfd4cb34c141de6c3bc866eb
SHA-512: 61009b5769a1833c9e5247204ae9c2be65f45b812c67b2d952465296297f33386d98b22a206354ac95d06a707e5239a965aceaf39fa65a6bff1997ddd4a03c6d

没有 dnsapi.dll file is a critical system component responsible for handling DNS lookup requests in Windows. If it is corrupted or missing, you will face internet connection issues or application crashes.

You can fix this error completely using built-in Windows tools without downloading anything from third-party websites.

1. 运行 SFC 和 DISM 扫描

Windows has built-in repair tools that can automatically replace corrupted system files like dnsapi.dll with clean, original copies.

  1. 按下 Windows Key, 类型 cmd 然后右键按下 Command Prompt.
  2. 选择 Run as administrator.
  3. 输入下面的命令并按下 Enter:
    DISM.exe /Online /Cleanup-image /Restorehealth
  4. 等它完成,然后键入这个命令,然后按下 Enter:
    sfc /scannow
  5. 在扫描完成后重新启动您的计算机.

2. Flush and Reset Network Settings

Corrupted network caches can cause the system to misread the dnsapi.dll file. Resetting the network stack can resolve this.

  1. 打开 Command Prompt 作为一个管理员.
  2. 运行下列命令一个接一个,按下 Enter 在每次:
    ipconfig /flushdns
    ipconfig /registerdns
    netsh winsock reset
  3. 重新启动电脑.

3. Restore via System Restore

If the error started happening recently, you can roll Windows back to a time when the file worked perfectly.

  1. 按下 Windows Key + R, 类型 rstrui,然后按下 Enter.
  2. 点击 Next 在系统恢复窗口.
  3. 选择一个恢复点日期. before the error started appearing.
  4. 点击 Next 然后 Finish 开始这个过程.

4. Copy the File from Windows Component Store

Windows keeps a backup copy of original DLL files in a hidden system directory called WinSxS. You can manually copy the clean file back to its correct location.

  1. 打开 Command Prompt 作为一个管理员.
  2. Find a healthy copy of the file by running:
    dir /s c:\windows\winsxs\dnsapi.dll
  3. Look for a directory in the results that matches your Windows version.
  4. Copy the file back to the system folder by typing (replace [PATH_TO_WINSXS_FOLDER] with the actual folder path found in step 2):
    copy "C:\Windows\WinSxS\[PATH_TO_WINSXS_FOLDER]\dnsapi.dll" C:\Windows\System32\
  5. 它们的类型 Y to confirm overwriting the broken file.


诊断工具:验证您的 dnsapi.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.

其他版本:
️ dnsapi.dll 10.0.19041.5369 32-bit (x86) | ️ dnsapi.dll 10.0.19041.5369 64-bit (x64)
类似的文件:
️dnsapi.dll.mui