ftd2xx.dll - 分析和如何纠正错误

️ ️ ️ ️ ️ ️ ️ Important Notice: dll driver for serial communication - Essential for FTDI devices integration. 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:	64位 (x64)	只有64位Windows兼容
创建日期	21.08.2017 15:46:52
文件版本	3.2.14.0
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	307.2 kb.	314552 bytes.

哈希号:

MD5: 7832f9df38bf967e60ee067a780d0201 ✅
SHA-1: ed7a81137f109d504899c8e4a6b1e9e3ba108fe2
SHA-256: 9c282c4580aac9388adadf8c2d9794cca2f953af36331aedf814e936cfed97ad
SHA-512: a278ff53ca44cbe471bffa38fe00e86c01b776cdb199a3cbf809162716f6f5bd3db143fd92bedcaa48c0c99e56eddcdde93be2ab40e08713ce32f021a5e20ad3

数字文件签名 ftd2xx.dll ✅

✅ 这个文件与64位Windows兼容,并且不会在32位操作系统上运行.

What is ftd2xx.dll?

没有 ftd2xx.dll file is a critical dynamic link library driver developed by FTDI (Future Technology Devices International). It functions as the D2XX Direct Driver, allowing software applications to communicate directly with FTDI USB integrated circuits (like USB-to-Serial converters) without using standard virtual COM ports.

标准文件位置

On a standard Windows operating system, you will find this file in the following directories:

• 32-bit Windows: C:\Windows\System32\
• 64-bit Windows (64-bit file): C:\Windows\System32\
• 64-bit Windows (32-bit subsystem file): C:\Windows\SysWOW64\

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How to Fix ftd2xx.dll Errors (Without Downloading the DLL File)

Downloading standalone DLL files from the internet is dangerous and can introduce malware. Instead, use these native, safe methods to resolve the error.

1. Reinstall or Update FTDI Drivers

The most common cause is a missing or corrupt driver for your USB hardware.

• Connect your FTDI-chip USB device to the computer.
• 按下 Windows Key + X 并且选择 Device Manager.
• 扩大 Universal Serial Bus controllers 或是 Ports (COM & LPT).
• Look for your device (often labeled as FT232R USB UART 或是 USB Serial Converter ) 没有.
• 右键单击设备并选择 Update driver.
• 点击 Search automatically for drivers to let Windows download the certified driver.

2. Run Windows System File Checker (SFC)

If a Windows component or system cache corrupted the file, the built-in SFC tool can repair it using cached copies.

• 按下 Windows Key, 类型 cmd,右键按下 Command Prompt,并选择 Run as administrator.
• 输入下面的命令并按下 Enter:

  sfc /scannow

• 等到验证达到100%,然后重新启动计算机.

3. Reinstall the Program Causing the Error

If the error only occurs when opening a specific application (like an Arduino IDE, specialized tuning software, or hardware tools), that program likely bundles its own version of the DLL.

• 按下 Windows Key + I 为了打开. Settings.
• 让我们去 Apps 没有. Installed apps.
• Locate the problematic program and click Uninstall.
• Reinstall the program from its official source, which will restore the missing file.

4. Copy the File from the App Directory

Sometimes the file exists on your system but the specific software cannot find it.

• 检查是否 ftd2xx.dll exists in C:\Windows\System32\.
• If it is there, copy the file.
• Paste it directly into the root installation folder of the software that is throwing the error.

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诊断工具:验证您的 ftd2xx.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.

连接的文件:
SETUPAPI.dll
├── KERNEL32.dll
├── USER32.dll
└── ADVAPI32.dll
其他版本:
️ ftd2xx.dll 3.2.16.1 32-bit (x86)
类似的文件:
️ftd2xx64.dll
Future Technology Devices International Ltd