ftserui2.dll - Comment analyser et corriger les erreurs

★★★★★ Fichier vérifié (27.08.2026)

Définition

Creation date: 05.07.2021 15:35:07
File version: 2.12.36.4
Scanner antivirus: ✅ Bien
Catégorie: Système
File size: 73.5 kb.
Architecture: 64 bits (x64)
✅ Ce fichier est compatible avec Windows 64 bits et ne fonctionnera pas sur un système d'exploitation 32 bits.
Comment déterminer l'architecture de votre système: Appuyez sur les touches Win+R, entrez les symboles wmic os get osarchitecture, appuyez sur Entrée.

Signature numérique du fichier. `ftserui2.dll`

Éditeur: Future Technology Devices International Ltd.
Émetteur: Symantec Classe 3 Signature de code de validation étendue CA - G2
Algoritme de chiffrement: SHA1
Time stamp: Jul 5 13:35:09 2021 GMT

Le dossier. ftserui2.dll is a dynamic link library (DLL) that plays a crucial role in the Windows operating system. A DLL is a collection of instructions and data that can be used by multiple programs simultaneously, which helps to optimize memory usage and improve performance.

MD5: 3e4bca474805ac6ea152b5020f81f4b7
SHA-1: 4ccaa1079df071068e6309f4ea0546411f1ae243
SHA-256: 4c1273cc2fdcf911d20d24d21c26647854626845888445c870098cfe7ec9eb3e

Où elle est utilisée

le ftserui2.dll file is likely associated with device drivers or system utilities. It could be related to serial communication or peripheral devices, as indicated by the imports and exports in its characteristics. For instance, it may interact with functions from libraries like msvcrt.dll, USER32.dll, and SETUPAPI.dll. While specific applications are not known, common programs that might use this DLL include serial port management tools or device drivers.

Erreurs liées à `ftserui2.dll`

Si le... ftserui2.dll file is missing or corrupt, you may encounter errors such as " ftserui2.dll Il n'a pas été retrouvé, il a disparu. ftserui2.dll," and "error loading ftserui2.dll." These issues can cause your system to behave unpredictably or even crash. Common symptoms might include application crashes, system instability, or specific program failures.

Sécurité des fichiers

The file characteristics indicate that ftserui2.dll is a legitimate part of the Windows operating system and is not associated with any known viruses. However, if you encounter errors related to this DLL, it's advisable to check for updates or reinstall the related program to ensure it remains secure.

ftserui2.dll n'a pas été trouvé
L'exécution du code ne peut pas se poursuivre parce que ftserui2.dll n'a pas été trouvé
Le chargement a échoué. ftserui2.dll
Le point d' entrée de la procédure... n' a pas pu être localisé. ftserui2.dll

1.
2a. 👉 Essayez de copier ftserui2.dll Je ne sais pas si je peux vous aider.
2b. Essayez également de copier dans les dossiers bin, lib.
2c. Essayez de copier ftserui2.dll Je ne sais pas si je peux le faire.
👉 Avant de remplacer les fichiers, faites des sauvegardes.
Comment passer au répertoire Windows actuel ?
- Appuyez et maintenez la touche "win" sur le clavier et appuyez sur la touche "r" , puis écrivez %windir% et appuyez sur la touche Enter.
Comment passer au répertoire Program Files (x86) ?
- Appuyez sur Win+R puis entrez %ProgramFiles(x86)% et après appuyez sur Entrée.

Comment corriger les erreurs

Reinstall the Program: Reinstalling the application that uses this DLL can resolve issues. This often includes device drivers or system utilities like those for serial communication.
Update Windows: Ensure your Windows operating system is up to date with the latest security patches and updates, which may include critical fixes for DLL-related errors.
Manually Replace ftserui2.dll (Caution Required): If you have a backup of the correct version, you can manually replace the file. Downloading from official sources or trusted repositories is recommended to avoid introducing malware.

Questions fréquemment posées

Q: Why am I getting an error related to ftserui2.dll?
A: The error could be due to the file being missing, corrupt, or incompatible with your current system. Reinstalling the application or updating Windows might resolve the issue.

Q: Can I download ftserui2.dll from anywhere?
A: It's best to obtain it from official sources or trusted repositories to avoid introducing malware into your system.

Conclusion

le ftserui2.dll file is an essential component of the Windows operating system, particularly for device drivers and utilities. Ensuring its integrity can prevent errors that disrupt system performance. If you encounter issues, follow the steps outlined above to fix them.

File Description: ftserui2.dll

Full Name: FTDI FT232R USB UART Driver User Interface Component
Purpose: This is a dynamic link library (DLL) file developed by Future Technology Devices International (FTDI). It provides the user interface property pages and configuration utilities for FTDI USB-to-Serial converter chips (like the widespread FT232R chip used in Arduinos, programmers, and industrial hardware).
Safe Status: Safe. It is a legitimate, non-Windows system driver component.

Emplacements de fichiers standard

Depending on your Windows architecture and driver version, the file is standardly located in one of these directories:

Primary Location: C:\Windows\System32\drivers\
64-bit Systems (32-bit driver compatibility): C:\Windows\SysWOW64\
Driver Store Backup: C:\Windows\System32\DriverStore\FileRepository\ (inside specific ftdi*.inf folders)

How to Fix ftserui2.dll Errors Without Downloading

Do not download individual DLL files from third-party websites, as they often contain malware or outdated versions. Instead, use these built-in safe methods to repair the error:

1. Reinstall the FTDI Driver via Device Manager

La plupart. ftserui2.dll errors occur because the USB-to-Serial driver is corrupted.

Disconnect your USB-to-Serial device from the computer.
Appuyez dessus. Windows Key + X et sélectionnez Device Manager.
Cliquez. View at the top menu, then select Show hidden devices.
Élargir. Ports (COM & LPT) ou... Universal Serial Bus controllers.
Regardez. FTDI, USB Serial Port, or any item with a yellow warning triangle.
Right-click the device and choose Uninstall device.
Vérifiez la case qui dit "Attempt to remove the driver for this device" et cliquez Uninstall.
Restart your PC, reconnect the USB device, and Windows will automatically reinstall a clean copy of the driver from its internal cache.

2. Exécutez le vérificateur de fichiers système (SFC)

If the file was cached by Windows but got corrupted, the built-in system file checker can repair it.

Appuyez dessus. Windows Key + S, type cmd.
Cliquez avec le bouton droit. Command Prompt et sélectionnez Run as administrator.
Quel type ? sfc /scannow et appuyez. Enter.
Attendez que la vérification atteigne 100%, puis redémarrez votre ordinateur.

3. Re-register the DLL Component

If the file exists on your system but Windows cannot read it, re-registering it through the command line can resolve the error.

Ouvrez. Command Prompt en tant qu'administrateur.
Quel type ? regsvr32 /u ftserui2.dll et appuyez. Enter (this unregisters the corrupted instance).
Quel type ? regsvr32 ftserui2.dll et appuyez. Enter (this registers the file fresh).

4. Reinstall the Software Causing the Error

If the error only appears when opening a specific app (e.g., Arduino IDE, specialized tuning or diagnostic software):

Appuyez dessus. Windows Key + R, type appwiz.cpl, et appuyez Enter.
Locate the program that triggers the error.
Cliquez avec le bouton droit et sélectionnez Uninstall.
Reinstall the program using its official installer, which will automatically place a fresh, working copy of the required FTDI components back into your system.

Autres versions:
️ ftserui2.dll 2.12.36.4 32-bit (x86)
Future Technology Devices International Ltd