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How to Download and Fix udfs.sys?

Sometimes Windows system displays error messages regarding corrupted or missing udfs.sys files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent udfs.sys file can therefore effect in failed execution of the started process.

udfs.sys file UDF File System Driver. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of udfs.sys related errors on your device. You can also download udfs.sys file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP

File info

General information
Filename udfs.sys
File extension SYS
Description UDF File System Driver
Software
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
Details
MIME type application/octet-stream
File type Driver
System Windows NT 32-bit
Copyrights © Microsoft Corporation. All rights reserved.
Character set Unicode
Language cod English (U.S.)
udfs.sys

There are various types of errors related to udfs.sys file. udfs.sys file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to udfs.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

  • udfs.sys is corrupted
  • udfs.sys cannot be located
  • Runtime Error - udfs.sys
  • udfs.sys file error
  • udfs.sys file cannot be loaded. Module was not found
  • cannot register udfs.sys file:
  • udfs.sys file could not be loaded
  • udfs.sys file doesn't exist

udfs.sys

Error

Application could not be started because udfs.sys file is missing. Reinstall the application to solve the problem.

OK

Problems related to udfs.sys can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing udfs.sys file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

udfs.sys file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with udfs.sys file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to udfs.sys file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of udfs.sys or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to udfs.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the udfs.sys file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the udfs.sys file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the udfs.sys file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace udfs.sys file

The last solution is to manually download and replace udfs.sys file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded udfs.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of udfs.sys file example directory paths.

  • Windows 10: C:\Windows\System32\drivers\
  • Windows 8.1: C:\Windows\System32\drivers\
  • Windows 8: 1: C:\Windows\System32\drivers\
  • Windows 7: C:\Windows\System32\drivers\
  • Windows Vista: C:\Windows\System32\drivers\
  • Windows XP: ---

If the steps did not solve your udfs.sys file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename udfs.sys
System Windows 10
File size 260096 bytes
Date 2017-03-18
File details
MD5 5fe02f0cc737236953a2caa109373111
SHA1 f90b78ec053412379f69892e5307dbf101e51544
SHA256 a2431ce6ea10f94f660c1fb65dc7e177df7411683214257d2b35149358624b08
CRC32 757098ea
Example file location C:\Windows\System32\drivers\
Filename udfs.sys
System Windows 8.1
File size 261120 bytes
Date 2013-08-22
File details
MD5 070cda00be4d9e4e92f5471b8d24cbd8
SHA1 60a5bd6071867b65609982454bbbbc8c6a0648aa
SHA256 b8407dcbf5e878fa440ea229e2fed457c27bd53ca47ec5326f7a8917cd6ac529
CRC32 60e27251
Example file location C:\Windows\System32\drivers\
Filename udfs.sys
System Windows 8
File size 260608 bytes
Date 2012-07-26
File details
MD5 942d7b29f95dc6c5d14b8758044627c1
SHA1 1651454678745c3da036611c1d076b83dd6a9a0b
SHA256 570a5018f2411319599155ddded365c84309d33db89f77752c24f687b264a835
CRC32 407c1fb3
Example file location 1: C:\Windows\System32\drivers\
Filename udfs.sys
System Windows 7
File size 328192 bytes
Date 2010-11-21
File details
MD5 ff4232a1a64012baa1fd97c7b67df593
SHA1 8c8824f1e77063544f00eafa7d43d9fc96cab5f5
SHA256 d8591b4eb056899c7b604e4dd852d82d4d9809f508abced4a03e1be6d5d456e3
CRC32 a953ecde
Example file location C:\Windows\System32\drivers\
Filename udfs.sys
System Windows Vista
File size 299008 bytes
Date 2009-04-11
File details
MD5 faf2640a2a76ed03d449e443194c4c34
SHA1 68b579d48982801b635f0b34a0ba38e42270fde7
SHA256 cc2517dcfe6962eb2edeb93e44cb53b113974c9c69a050e3f36385c8d78e810b
CRC32 14686d76
Example file location C:\Windows\System32\drivers\
Filename udfs.sys
System Windows XP
File size 66048 bytes
Date 2008-04-14
File details
MD5 5787b80c2e3c5e2f56c2a233d91fa2c9
SHA1 62803a748b6ec4e686d4e12f61a2fb73ce0291ea
SHA256 3774905cf77954dfcecda5bcc7cde3d0ed72712bfaad85adae5246306447e46c
CRC32 a988c55a
Example file location ---