ftd2xx64.dll - 分析和如何纠正错误

️ ️ ️ ️ ️ ️ ️ Important Notice: dll for serial port communication software integration. Essential for USB-to-Serial device connectivity. 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	05.07.2021 14:38:19
文件版本	3.2.16.1
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	只有0.6 Mb.	0.6 MB 的字节.

哈希号:

MD5: 9916dfab22162ba9b05b1e2e39366fce ✅
SHA-1: 0243634e74cfb54d7ef919b9f5ab478f64c61098
SHA-256: 3ca9dd3380ba53c0e51128bed7b6e3566adcaf4adebad44c501d2fea29528077
SHA-512: f710c6f90d298a864032942f34a973bb6f8c4dcc87b3a16bc09bdcc8c5af7218233d928834ee1aae40ecf54a9640f047e96cfcb26f0d5388a1f88d865f2b3fcb

数字文件签名 ftd2xx64.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 ftd2xx64.dll?

ftd2xx64.dll is a 64-bit Dynamic Link Library file developed by Future Technology Devices International (FTDI). It is the driver component for the FTDI D2XX direct driver interface. This file allows software applications to communicate directly with FTDI USB interface devices (such as USB-to-Serial converters, development boards, and programming hardware).

标准文件位置

On a 64-bit Windows system, this file is typically located in two primary system folders to support both 64-bit and 32-bit applications:

• 64-bit location: C:\Windows\System32\ftd2xx64.dll
• 32-bit location (as a companion driver if applicable): C:\Windows\SysWOW64\ftd2xx.dll
• Driver Store: C:\Windows\System32\DriverStore\FileRepository\...

It can also sometimes be found directly inside the installation folder of the specific software that requires it (e.g., hardware programming tools or engineering software).

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How to Fix ftd2xx64.dll Errors (Without Downloading the DLL from Third-Party Sites)

Downloading individual .dll files from random internet sites is unsafe and can introduce malware. Instead, use these official built-in Windows methods and verified hardware tools to repair the error.

1. Reconnect or Change the USB Port

The error often occurs because the connected FTDI hardware device timed out or disconnected.

1. Unplug your USB hardware device.
2. Wait 10 seconds.
3. Plug it into a different USB port (preferably a USB 2.0 port directly on the motherboard).

2. Reinstall or Update Drivers via Windows Device Manager

Windows can automatically repair missing or corrupted FTDI drivers from the official Microsoft update catalog.

1. 按下 Windows Key + X 并且选择 Device Manager.
2. 扩大 Universal Serial Bus controllers 或是 Ports (COM & LPT) 部分.
3. Look for your connected device (e.g., "FT232R USB UART" or "USB Serial Converter").
4. 右键单击设备并选择 Update driver.
5. 选择一个. Search automatically for drivers. Windows will find and restore the correct DLL.

3. Run SFC and DISM System Scans

If the file was corrupted inside the Windows driver repository, built-in deployment tools can fix it.

1. 它们的类型 cmd 在 Windows 搜索中,右键单击 Command Prompt,并选择 Run as administrator.
2. 输入下面的命令,然后按Enter:

   DISM.exe /Online /Cleanup-image /Restorehealth

3. Wait for it to finish, then type this command and press Enter:

   sfc /scannow

4. 在扫描完成后重新启动您的计算机.

4. Reinstall the Software Causing the Error

If the error happens when opening a specific app, that app's local installation is likely corrupted.

1. 按下 Windows Key + I 为了打开. Settings.
2. 让我们去 Apps 没有. Installed apps.
3. Find the program that throws the error, click the three dots, and select Uninstall.
4. Reinstall the program using its original setup installer. The installer will automatically place a fresh, safe copy of ftd2xx64.dll back onto your system.

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诊断工具:验证您的 ftd2xx64.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

类似的文件:
️ftd2xx.dll
Microsoft Corporation