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

Isetup.dll download. The Isetup.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP. You can fix "The file Isetup.dll is missing." and "Isetup.dll not found." errors by downloading and installing this file from our site.

About Isetup.dll

The Isetup.dll library is 0.03 MB. The download links have been checked and there are no problems. You can download it without a problem. Currently, it has been downloaded 766 times.

Operating Systems Compatible with the Isetup.dll Library

Guide to Download Isetup.dll

  1. First, click on the green-colored "Download" button in the top left section of this page (The button that is marked in the picture).
    Start downloading the Isetup.dll library
    Step 1:Start downloading the Isetup.dll library
  2. "After clicking the Download" button, wait for the download process to begin in the "Downloading" page that opens up. Depending on your Internet speed, the download process will begin in approximately 4 -5 seconds.

How to Install Isetup.dll? How to Fix Isetup.dll Errors?

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

Method 1: Installing the Isetup.dll Library to the Windows System Directory

  1. The file you downloaded is a compressed file with the extension ".zip". This file cannot be installed. To be able to install it, first you need to extract the dynamic link library from within it. So, first double-click the file with the ".zip" extension and open the file.
  2. You will see the library named "Isetup.dll" in the window that opens. This is the library you need to install. Click on the dynamic link library with the left button of the mouse. By doing this, you select the library.
    Choosing the Isetup.dll library
    Step 2:Choosing the Isetup.dll library
  3. Click on the "Extract To" button, which is marked in the picture. In order to do this, you will need the Winrar program. If you don't have the program, it can be found doing a quick search on the Internet and you can download it (The Winrar program is free).
  4. After clicking the "Extract to" button, a window where you can choose the location you want will open. Choose the "Desktop" location in this window and extract the dynamic link library to the desktop by clicking the "Ok" button.
    Extracting the Isetup.dll library to the desktop
    Step 3:Extracting the Isetup.dll library to the desktop
  5. Copy the "Isetup.dll" library file you extracted.
  6. Paste the dynamic link library you copied into the "C:\Windows\System32" directory.
    Pasting the Isetup.dll library into the Windows/System32 directory
    Step 4:Pasting the Isetup.dll library into the Windows/System32 directory
  7. If you are using a 64 Bit operating system, copy the "Isetup.dll" library and paste it into the "C:\Windows\sysWOW64" as well.
    NOTE! On Windows operating systems with 64 Bit architecture, the dynamic link library must be in both the "sysWOW64" directory as well as the "System32" directory. In other words, you must copy the "Isetup.dll" library into both directories.
    Pasting the Isetup.dll library into the Windows/sysWOW64 directory
    Step 5:Pasting the Isetup.dll library into the Windows/sysWOW64 directory
  8. In order to run the Command Line as an administrator, complete the following steps.
    NOTE! In this explanation, we ran the Command Line on Windows 10. If you are using one of the Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP operating systems, you can use the same methods to run the Command Line as an administrator. Even though the pictures are taken from Windows 10, the processes are similar.
    1. First, open the Start Menu and before clicking anywhere, type "cmd" but do not press Enter.
    2. When you see the "Command Line" option among the search results, hit the "CTRL" + "SHIFT" + "ENTER" keys on your keyboard.
    3. A window will pop up asking, "Do you want to run this process?". Confirm it by clicking to "Yes" button.
    Running the Command Line as an administrator
    Step 6:Running the Command Line as an administrator
  9. Paste the command below into the Command Line window that opens up and press Enter key. This command will delete the problematic registry of the Isetup.dll library (Nothing will happen to the library we pasted in the System32 directory, it just deletes the registry from the Windows Registry Editor. The library we pasted in the System32 directory will not be damaged).
    %windir%\System32\regsvr32.exe /u Isetup.dll
    Cleaning the problematic registry of the Isetup.dll library from the Windows Registry Editor
    Step 7:Cleaning the problematic registry of the Isetup.dll library from the Windows Registry Editor
  10. If you have a 64 Bit operating system, after running the command above, you must run the command below. This command will clean the Isetup.dll library'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 Isetup.dll
    Uninstalling the Isetup.dll library's broken registry from the Registry Editor (for 64 Bit)
    Step 8:Uninstalling the Isetup.dll library's broken registry from the Registry Editor (for 64 Bit)
  11. In order to cleanly recreate the dll library's registry that we deleted, copy the command below and paste it into the Command Line and hit Enter.
    %windir%\System32\regsvr32.exe /i Isetup.dll
    Reregistering the Isetup.dll library in the system
    Step 9:Reregistering the Isetup.dll library in the system
  12. 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 library in place of the damaged Isetup.dll library that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i Isetup.dll
    Reregistering the Isetup.dll library in the system (for 64 Bit)
    Step 10:Reregistering the Isetup.dll library in the system (for 64 Bit)
  13. If you did all the processes correctly, the missing dll file will have been installed. You may have made some mistakes when running the Command Line processes. Generally, these errors will not prevent the Isetup.dll library from being installed. In other words, the installation will be completed, but it may give an error due to some incompatibility issues. You can try running the program that was giving you this dll file error after restarting your computer. If you are still getting the dll file error when running the program, please try the 2nd method.

Method 2: Copying the Isetup.dll Library to the Program Installation Directory

  1. First, you need to find the installation directory for the program you are receiving the "Isetup.dll not found", "Isetup.dll is missing" or other similar dll errors. In order to do this, right-click on the shortcut for the program and click the Properties option from the options that come up.
    Opening program properties
    Step 1:Opening program properties
  2. Open the program's installation directory by clicking on the Open File Location button in the Properties window that comes up.
    Opening the program's installation directory
    Step 2:Opening the program's installation directory
  3. Copy the Isetup.dll library.
  4. Paste the dynamic link library you copied into the program's installation directory that we just opened.
    Pasting the Isetup.dll library into the program's installation directory
    Step 3:Pasting the Isetup.dll library into the program's installation directory
  5. When the dynamic link library is moved to the program installation directory, it means that the process is completed. Check to see if the issue was fixed by running the program giving the error message again. If you are still receiving the error message, you can complete the 3rd Method as an alternative.

Method 3: Doing a Clean Reinstall of the Program That Is Giving the Isetup.dll Error

  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. On the Programs and Features screen that will come up, you will see the list of programs on your computer. Find the program that gives you the dll error and with your mouse right-click it. The right-click menu will open. Click the "Uninstall" option in this menu to start the uninstall process.
    Uninstalling the program that gives you the dll error
    Step 2:Uninstalling the program that gives you the dll error
  3. You will see a "Do you want to uninstall this program?" confirmation window. Confirm the process and wait for the program to be completely uninstalled. The uninstall process can take some time. This time will change according to your computer's performance and the size of the program. After the program is uninstalled, restart your computer.
    Confirming the uninstall process
    Step 3:Confirming the uninstall process
  4. 4. After restarting your computer, reinstall the program that was giving you the error.
  5. You can fix the error you are expericing with this method. If the dll error is continuing in spite of the solution methods you are using, the source of the problem is the Windows operating system. In order to fix dll errors in Windows you will need to complete the 4th Method and the 5th Method in the list.

Method 4: Fixing the Isetup.dll error with the Windows System File Checker

  1. In order to run the Command Line as an administrator, complete the following steps.
    NOTE! In this explanation, we ran the Command Line on Windows 10. If you are using one of the Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP operating systems, you can use the same methods to run the Command Line as an administrator. Even though the pictures are taken from Windows 10, the processes are similar.
    1. First, open the Start Menu and before clicking anywhere, type "cmd" but do not press Enter.
    2. When you see the "Command Line" option among the search results, hit the "CTRL" + "SHIFT" + "ENTER" keys on your keyboard.
    3. A window will pop up asking, "Do you want to run this process?". Confirm it by clicking to "Yes" button.
    Running the Command Line as an administrator
    Step 1:Running the Command Line as an administrator
  2. Paste the command in the line below into the Command Line that opens up and press Enter key.
    sfc /scannow
    fixing Windows system errors using the sfc /scannow command
    Step 2:fixing Windows system errors using the sfc /scannow command
  3. The scan and repair process can take some time depending on your hardware and amount of system errors. Wait for the process to complete. After the repair process finishes, try running the program that is giving you're the error.

Method 5: Fixing the Isetup.dll Errors by Manually Updating Windows

Some programs require updated dynamic link libraries from the operating system. If your operating system is not updated, this requirement is not met and you will receive dll errors. Because of this, updating your operating system may solve the dll errors you are experiencing.

Most of the time, operating systems are automatically updated. However, in some situations, the automatic updates may not work. For situations like this, you may need to check for updates manually.

For every Windows version, the process of manually checking for updates is different. Because of this, we prepared a special guide for each Windows version. You can get our guides to manually check for updates based on the Windows version you use through the links below.

Guides to Manually Update for All Windows Versions

  1. Guide to Manually Update Windows 10
  2. Guide to Manually Update Windows 8.1 and Windows 8
  3. Guide to Manually Update Windows 7 and Windows Vista
  4. Guide to Manually Update Windows XP

Our Most Common Isetup.dll Error Messages

If the Isetup.dll library is missing or the program using this library has not been installed correctly, you can get errors related to the Isetup.dll library. Dynamic link libraries being missing can sometimes cause basic Windows programs to also give errors. You can even receive an error when Windows is loading. You can find the error messages that are caused by the Isetup.dll library.

If you don't know how to install the Isetup.dll library you will download from our site, you can browse the methods above. Above we explained all the processes you can do to fix the dll error you are receiving. If the error is continuing after you have completed all these methods, please use the comment form at the bottom of the page to contact us. Our editor will respond to your comment shortly.

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