AuthExt.dll download

Authentication Extensions

Since you decided to visit this page, chances are you’re either looking for authext.dll file, or a way to fix the “authext.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the authext.dll file as well.

What is AuthExt.dll?

AuthExt.dll a DLL (Dynamic Link Library) file, developed by Microsoft, which is referred to essential system files of the Windows OS. It usually contains a set of procedures and driver functions, which may be applied by Windows.

What is AuthExt.dll used for?

AuthExt.dll file, also known as Authentication Extensions, is commonly associated with Microsoft® Windows® Operating System. It is an essential component, which ensures that Windows programs operate properly. Thus, if the authext.dll file is missing, it may negatively affect the work of the associated software.

What is AuthExt.dll is missing error mean?

There are multiple reasons that may cause authext.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the authext.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common authext.dll errors include:

  • “authext.dll is missing”
  • “authext.dll error loading”
  • “authext.dll crash”
  • “authext.dll was not found”
  • “authext.dll could not be located”
  • “authext.dll Access Violation”
  • “The procedure entry point authext.dll error”
  • “Cannot find authext.dll”
  • “Cannot register authext.dll”
authext.dll - System Error The program can't start because authext.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix AuthExt.dll missing error?

If the “authext.dll is missing” error occurs, you may use one of the methods below – manual or automatic – to solve the problem. The manual method assumes that you download the authext.dll file and put it inside the game/application installation folder, while the second method is much easier as it allows you to automatically fix the error with minimum effort.

Method 1: Download AuthExt.dll

Search through available versions of authext.dll from the list below, select the correct file and press the “Download” link. If you cannot decide which version to choose, read the article below or use the automatic method to resolve the issue

AuthExt.dll, 9 available versions

Bits & Version File size Language Description Checksums
64bit 6.3.9600.17415 36.0 KB U.S. English Authentication Extensions
MD5 1ea280d1349a2b7990c32b8758e232ca
SHA1 3f3b1a34a33739fb5dc74e0c62838e32d6e208d0
32bit 6.3.9600.17415 30.5 KB U.S. English Authentication Extensions
MD5 9e2d86747b843e887529655ffe40b900
SHA1 5d9e6fae1a68a0c224578a91083e276d75b43173
64bit 6.3.9600.16384 32.5 KB U.S. English Authentication Extensions
MD5 1547e5b7d2ef477d422ebe0fe58508cc
SHA1 c65e6c699ecba30716215b96da469ceaaff58ef7
32bit 6.3.9600.16384 28.0 KB U.S. English Authentication Extensions
MD5 977b8f3d62b9d827e3fa475a761ac9c7
SHA1 fb0f208da1bc8397f380ef5e2a7c82a493d4cd26
32bit 6.2.9200.16384 26.5 KB U.S. English Authentication Extensions
MD5 ef7701010381d1468703544ff5b48992
SHA1 f591c507ebb168092349145dee02c8e4c1d6bf7f
32bit 10.0.14393.0 87.0 KB U.S. English Authentication Extensions
MD5 0ecc1a1cc4c3f1ffa02e224b07349e44
SHA1 86b12ff733e77367b4ee85e7f6ecea1cf818bb55
64bit 10.0.14393.0 99.0 KB U.S. English Authentication Extensions
MD5 de23a9c6c89b5acbf745676b3dbe6f6f
SHA1 6077aa7395fcf243c0daa1d6f53486303771ab43
64bit 10.0.10586.0 93.0 KB U.S. English Authentication Extensions
MD5 1b72358ca3ab7ddde0c4d5bcf935481a
SHA1 cf95162e7456969b128a91ec4f5c24a7e24bfc19
32bit 10.0.10586.0 78.5 KB U.S. English Authentication Extensions
MD5 b2ee86c4ec3a167991001a2c56e65af5
SHA1 db79b7db036ab5485f963d1b7826c16afe1907cb

How to choose the correct version of AuthExt.dll?

First, look through descriptions in the table above and select the proper file for your program. Pay attention to whether it’s a 64-, or 32-bit file, as well as the language it uses. For 64-bit programs, use 64-bit files if they are listed above.

It’s best to choose those dll files which language corresponds to the language of your program, if possible. We also recommend downloading the latest versions of dll files for an up-to-date functionality.

Where to place the AuthExt.dll file?

To repair the “authext.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the authext.dll file within the Windows system directory.

How to register AuthExt.dll?

If putting the missing authext.dll file into the proper directory doesn’t solve the problem, you’ll have to register it. To do so, copy your DLL file to the C:\Windows\System32 folder, and open a command prompt with admin rights. There, type “regsvr32 authext.dll” and press Enter.

Method 2: Fix the missing AuthExt.dll error automatically

With WikiDll Fixer you can automatically repair authext.dll errors. The utility will not only download the correct version of authext.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the authext.dll file.
  • Step 1: Click the “Download Solution” button to get an automatic tool, provided by WikiDll.
  • Step 2: Install the utility by following simple installation instructions.
  • Step 3: Launch the program to fix your authext.dll errors and other issues.

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: windows-versions