Download Auth.dll for Windows 10, 8.1, 8, 7, Vista and XP

Auth.dll download. The Auth.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP. You can fix "The file Auth.dll is missing." and "Auth.dll not found." errors by downloading and installing this file from our site.
Download Price:
Free
Size:
0.02 MB
Operating Systems:
Developers:
Directory:
A
Downloads:
1725 times.

What is Auth.dll? link

The Auth.dll file is a system file including functions needed by many softwares, games, and system tools. This dll file is produced by the Mozilla Foundation.

The Auth.dll file is 0.02 MB. The download links are current and no negative feedback has been received by users. It has been downloaded 1725 times since release.

Operating Systems Compatible with the Auth.dll File link

Steps to Download the Auth.dll File link

  1. Click on the green-colored "Download" button (The button marked in the picture below).
    Starting the download process for Auth.dll
    Step 1:Starting the download process for Auth.dll
  2. When you click the "Download" button, the "Downloading" window will open. Don't close this window until the download process begins. The download process will begin in a few seconds based on your Internet speed and computer.

Methods for Solving Auth.dll link

ATTENTION! Before beginning the installation of the Auth.dll file, you must download the file. If you don't know how to download the file or if you are having a problem while downloading, you can look at our download guide a few lines above.

Method 1: Solving the DLL Error by Copying the Auth.dll File to the Windows System Folder link

  1. The file you are going to download is a compressed file with the ".zip" extension. You cannot directly install the ".zip" file. First, you need to extract the dll file from inside it. So, double-click the file with the ".zip" extension that you downloaded and open the file.
  2. You will see the file named "Auth.dll" in the window that opens up. This is the file we are going to install. Click the file once with the left mouse button. By doing this you will have chosen the file.
    Choosing the Auth.dll file
    Step 2:Choosing the Auth.dll file
  3. Click the "Extract To" symbol marked in the picture. To extract the dll file, it will want you to choose the desired location. Choose the "Desktop" location and click "OK" to extract the file to the desktop. In order to do this, you need to use the Winrar software. If you do not have this software, you can find and download it through a quick search on the Internet.
    Extracting the Auth.dll file to the desktop
    Step 3:Extracting the Auth.dll file to the desktop
  4. Copy the "Auth.dll" file and paste it into the "C:\Windows\System32" folder.
    Copying the Auth.dll file into the Windows/System32 folder
    Step 4:Copying the Auth.dll file into the Windows/System32 folder
  5. If your operating system has a 64 Bit architecture, copy the "Auth.dll" file and paste it also into the "C:\Windows\sysWOW64" folder.
    NOTE! On 64 Bit systems, the dll file must be in both the "sysWOW64" folder as well as the "System32" folder. In other words, you must copy the "Auth.dll" file into both folders.
    Pasting the Auth.dll file into the Windows/sysWOW64 folder
    Step 5:Pasting the Auth.dll file into the Windows/sysWOW64 folder
  6. First, we must run the Windows Command Prompt as an administrator.
    NOTE! We ran the Command Prompt on Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same methods to run the Command Prompt as an administrator.
    1. Open the Start Menu and type in "cmd", but don't press Enter. Doing this, you will have run a search of your computer through the Start Menu. In other words, typing in "cmd" we did a search for the Command Prompt.
    2. When you see the "Command Prompt" option among the search results, push the "CTRL" + "SHIFT" + "ENTER
    3. " keys on your keyboard.
    4. A verification window will pop up asking, "Do you want to run the Command Prompt as with administrative permission?" Approve this action by saying, "Yes".
    Running the Command Prompt with administrative permission
    Step 6:Running the Command Prompt with administrative permission
  7. Paste the command below into the Command Line window that opens and hit the Enter key on your keyboard. This command will delete the Auth.dll file's damaged registry (It will not delete the file you pasted into the System32 folder, but will delete the registry in Regedit. The file you pasted in the System32 folder will not be damaged in any way).
    %windir%\System32\regsvr32.exe /u Auth.dll
    Uninstalling the Auth.dll file from the system registry
    Step 7:Uninstalling the Auth.dll file from the system registry
  8. If you have a 64 Bit operating system, after running the command above, you must run the command below. This command will clean the Auth.dll file's damaged registry in 64 Bit as well (The cleaning process will be in the registries in the Registry Editor< only. In other words, the dll file you paste into the SysWoW64 folder will stay as it).
    %windir%\SysWoW64\regsvr32.exe /u Auth.dll
    Uninstalling the Auth.dll file's broken registry from the Registry Editor (for 64 Bit)
    Step 8:Uninstalling the Auth.dll file's broken registry from the Registry Editor (for 64 Bit)
  9. In order to cleanly recreate the dll file's registry that we deleted, copy the command below and paste it into the Command Line and hit Enter.
    %windir%\System32\regsvr32.exe /i Auth.dll
    Reregistering the Auth.dll file in the system
    Step 9:Reregistering the Auth.dll file in the system
  10. If you are using a 64 Bit operating system, after running the command above, you also need to run the command below. With this command, we will have added a new file in place of the damaged Auth.dll file that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i Auth.dll
    Reregistering the Auth.dll file in the system (for 64 Bit)
    Step 10:Reregistering the Auth.dll file in the system (for 64 Bit)
  11. You may see certain error messages when running the commands from the command line. These errors will not prevent the installation of the Auth.dll file. In other words, the installation will finish, but it may give some errors because of certain incompatibilities. After restarting your computer, to see if the installation was successful or not, try running the software that was giving the dll error again. If you continue to get the errors when running the software after the installation, you can try the 2nd Method as an alternative.

Method 2: Copying The Auth.dll File Into The Software File Folder link

  1. First, you must find the installation folder of the software (the software giving the dll error) you are going to install the dll file to. In order to find this folder, "Right-Click > Properties" on the software's shortcut.
    Opening the software's shortcut properties window
    Step 1:Opening the software's shortcut properties window
  2. Open the software file folder by clicking the Open File Location button in the "Properties" window that comes up.
    Finding the software's file folder
    Step 2:Finding the software's file folder
  3. Copy the Auth.dll file into this folder that opens.
    Copying the Auth.dll file into the software's file folder
    Step 3:Copying the Auth.dll file into the software's file folder
  4. This is all there is to the process. Now, try to run the software again. If the problem still is not solved, you can try the 3rd Method.

Method 3: Doing a Clean Reinstall of the Software That Is Giving the Auth.dll Error link

  1. Open the Run window by pressing the "Windows" + "R" keys on your keyboard at the same time. Type in the command below into the Run window and push Enter to run it. This command will open the "Programs and Features" window.
    appwiz.cpl
    Opening the Programs and Features window using the appwiz.cpl command
    Step 1:Opening the Programs and Features window using the appwiz.cpl command
  2. The softwares listed in the Programs and Features window that opens up are the softwares installed on your computer. Find the software that gives you the dll error and run the "Right-Click > Uninstall" command on this software.
    Uninstalling the software from your computer
    Step 2:Uninstalling the software from your computer
  3. Following the instructions that come up, uninstall the software from your computer and restart your computer.
    Following the verification and instructions for the software uninstall process
    Step 3:Following the verification and instructions for the software uninstall process
  4. After restarting your computer, reinstall the software that was giving the error.
  5. This method may provide the solution to the dll error you're experiencing. If the dll error is continuing, the problem is most likely deriving from the Windows operating system. In order to fix dll errors deriving from the Windows operating system, complete the 4th Method and the 5th Method.

Method 4: Solving the Auth.dll Problem by Using the Windows System File Checker (scf scannow) link

  1. First, we must run the Windows Command Prompt as an administrator.
    NOTE! We ran the Command Prompt on Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same methods to run the Command Prompt as an administrator.
    1. Open the Start Menu and type in "cmd", but don't press Enter. Doing this, you will have run a search of your computer through the Start Menu. In other words, typing in "cmd" we did a search for the Command Prompt.
    2. When you see the "Command Prompt" option among the search results, push the "CTRL" + "SHIFT" + "ENTER
    3. " keys on your keyboard.
    4. A verification window will pop up asking, "Do you want to run the Command Prompt as with administrative permission?" Approve this action by saying, "Yes".
    Running the Command Prompt with administrative permission
    Step 1:Running the Command Prompt with administrative permission
  2. After typing the command below into the Command Line, push Enter.
    sfc /scannow
    Getting rid of dll errors using Windows's sfc /scannow command
    Step 2:Getting rid of dll errors using Windows's sfc /scannow command
  3. Depending on your computer's performance and the amount of errors on your system, this process can take some time. You can see the progress on the Command Line. Wait for this process to end. After the scan and repair processes are finished, try running the software giving you errors again.

Method 5: Getting Rid of Auth.dll Errors by Updating the Windows Operating System link

Some softwares need updated dll files. When your operating system is not updated, it cannot fulfill this need. In some situations, updating your operating system can solve the dll errors you are experiencing.

In order to check the update status of your operating system and, if available, to install the latest update packs, we need to begin this process manually.

Depending on which Windows version you use, manual update processes are different. Because of this, we have prepared a special article for each Windows version. You can get our articles relating to the manual update of the Windows version you use from the links below.

Windows Update Guides link

  1. Windows Update Guide
  2. Windows 8.1 and Windows 8 Update Guide
  3. Windows 7 and Windows Vista Update Guide
  4. Windows XP Update Guide

Most Seen Auth.dll Errors link

The Auth.dll file being damaged or for any reason being deleted can cause softwares or Windows system tools (Windows Media Player, Paint, etc.) that use this file to produce an error. Below you can find a list of errors that can be received when the Auth.dll file is missing.

If you have come across one of these errors, you can download the Auth.dll file by clicking on the "Download" button on the top-left of this page. We explained to you how to use the file you'll download in the above sections of this writing. You can see the suggestions we gave on how to solve your problem by scrolling up on the page.

  1. "Auth.dll not found." error
  2. "The file Auth.dll is missing." error
  3. "Auth.dll access violation." error
  4. "Cannot register Auth.dll." error
  5. "Cannot find Auth.dll." error
  6. "This application failed to start because Auth.dll was not found. Re-installing the application may fix this problem." error

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