msmapi32.ocx - 分析和如何纠正错误

★★★★★ 已验证的文件 (27.08.2026)

️ ️ ️ ️ ️ ️ ️ Important Notice: ocx - Essential Windows Component for System Stability and Functionality 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:	32位 (x86)	与32位和64位Windows兼容
创建日期	25.11.2013 05:34:31
文件版本	6.1.98.39
防病毒扫描	✅ 清洁	没有检测到病毒.
数字签名	✅已经签署	文件有签名,这是原始文件.
哈希完整性	✅MD5:已验证	文件哈希保护缺失.
文件大小	147.6 kb.	151192 bytes.

哈希号:

MD5: 0c62416c2a8c32bb00b5f327e7f6ca17 ✅
SHA-1: 4ac71b2a1f1d08a4938fcb89042c60d6608125af
SHA-256: 185f754fca2d711e1194a5118fa68c72d113cd6cb1ebfa39c86691571c3039a9
SHA-512: 4a9c6d0ea2a17eea94eaae7a2d74ef6cbddf55fc591f113d599378f0890baa7c933c16e0911c3108e65ef3b723f9d372750a44ed9c9b03d933c74f4ffc7e4a0c

数字文件签名 `msmapi32.ocx` ✅

出版商:微软公司
发行人:微软代码签名PCA
加密算法:SHA1
时间标志:11月25日14:27:45 2013年格林尼治时间

✅ 这个文件与32位Windows兼容,可以在64位Windows上运行 (通过WOW64子系统).

MSMAPI32.OCX Overview and Error Fixes

What is MSMAPI32.OCX?

Type: ActiveX Control (OLE Custom Control).
Purpose: Provides Microsoft Messaging API (MAPI) support.
Function: Allows Visual Basic 6.0 applications to send/receive email.
Component: Part of Microsoft Visual Basic 6.0 Common Controls.

标准文件位置

64-bit Windows: C:\Windows\SysWOW64\
32-bit Windows: C:\Windows\System32\

How to Fix MSMAPI32.OCX Errors (Without Downloading)

Errors usually happen because the file is unregistered or corrupted. You can fix this using built-in Windows tools.

Method 1: Re-register the File via Command Prompt

按下 Windows Key.
它们的类型 cmd.
按下右键 Command Prompt.
选择 Run as administrator.
Type the correct command below based on your system.
按下 Enter.

For 64-bit Windows:

regsvr32 %systemroot%\SysWOW64\msmapi32.ocx

For 32-bit Windows:

regsvr32 %systemroot%\System32\msmapi32.ocx

Method 2: Run SFC and DISM Scan

If the file is corrupted, Windows can repair it using cached system copies.

打开 Command Prompt 作为管理员.

Run the DISM tool first:

DISM.exe /Online /Cleanup-image /Restorehealth

Run the System File Checker:
```
sfc /scannow
```
请重新启动电脑.

Method 3: Copy from Existing Software

If the file is completely missing, do not use third-party download sites. You likely already have it on your drive from older Microsoft Office or Visual Studio installations.

打开 File Explorer (Win + E).
按下 This PC.
In the top-right search bar, type msmapi32.ocx.
If found in a backup or installer folder, copy it.
Paste it into your standard folder ( SysWOW64 或是 System32 ) 没有.
Follow Method 1 to register it.

诊断工具:验证您的 `msmapi32.ocx` 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.

连接的文件:
KERNEL32.dll
├── USER32.dll
├── ole32.dll
├── ADVAPI32.dll
├── OLEAUT32.dll
└── GDI32.dll

类似的文件:
️msmapi32.dll
Microsoft Corporation