Download Libfftw3.dll for Windows 10, 8.1, 8, 7, Vista and XP

Libfftw3.dll download. The Libfftw3.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP. You can fix "The file Libfftw3.dll is missing." and "Libfftw3.dll not found." errors by downloading and installing this file from our site.

Libfftw3.dll Explanation

The Libfftw3.dll file is 0.52 MB. The download links are current and no negative feedback has been received by users. It has been downloaded 1164 times since release.

Operating Systems Compatible with the Libfftw3.dll File

Guide to Download Libfftw3.dll

  1. Click on the green-colored "Download" button on the top left side of the page.
    Download process of the Libfftw3.dll file's
    Step 1:Download process of the Libfftw3.dll file's
  2. The downloading page will open after clicking the Download button. After the page opens, in order to download the Libfftw3.dll file the best server will be found and the download process will begin within a few seconds. In the meantime, you shouldn't close the page.

How to Fix Libfftw3.dll Errors?

ATTENTION! Before beginning the installation of the Libfftw3.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: Installing the Libfftw3.dll File to the Windows System Folder

  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 "Libfftw3.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 Libfftw3.dll file
    Step 2:Choosing the Libfftw3.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 Libfftw3.dll file to the desktop
    Step 3:Extracting the Libfftw3.dll file to the desktop
  4. Copy the "Libfftw3.dll" file file you extracted.
  5. Paste the dll file you copied into the "C:\Windows\System32" folder.
    Pasting the Libfftw3.dll file into the Windows/System32 folder
    Step 5:Pasting the Libfftw3.dll file into the Windows/System32 folder
  6. If your operating system has a 64 Bit architecture, copy the "Libfftw3.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 "Libfftw3.dll" file into both folders.
    Pasting the Libfftw3.dll file into the Windows/sysWOW64 folder
    Step 6:Pasting the Libfftw3.dll file into the Windows/sysWOW64 folder
  7. In order to complete this step, you must run the Command Prompt as administrator. In order to do this, all you have to do is follow the steps below.
    NOTE! We ran the Command Prompt using Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same method to run the Command Prompt as administrator.
    1. Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard. This process will enable you to run a search through the Start Menu. We also typed in "cmd" to bring up the Command Prompt.
    2. Right-click the "Command Prompt" search result that comes up and click the Run as administrator" option.
    Running the Command Prompt as administrator
    Step 7:Running the Command Prompt as administrator
  8. Paste the command below into the Command Line window that opens and hit the Enter key on your keyboard. This command will delete the Libfftw3.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 Libfftw3.dll
    Uninstalling the Libfftw3.dll file from the system registry
    Step 8:Uninstalling the Libfftw3.dll file from the system registry
  9. If you are using a 64 Bit operating system, after doing the commands above, you also need to run the command below. With this command, we will also delete the Libfftw3.dll file's damaged registry for 64 Bit (The deleting process will be only for the registries in Regedit. In other words, the dll file you pasted into the SysWoW64 folder will not be damaged at all).
    %windir%\SysWoW64\regsvr32.exe /u Libfftw3.dll
    Uninstalling the damaged Libfftw3.dll file's registry from the system (for 64 Bit)
    Step 9:Uninstalling the damaged Libfftw3.dll file's registry from the system (for 64 Bit)
  10. We need to make a new registry for the dll file in place of the one we deleted from the Windows Registry Editor. In order to do this process, copy the command below and after pasting it in the Command Line, press Enter.
    %windir%\System32\regsvr32.exe /i Libfftw3.dll
    Creating a new registry for the Libfftw3.dll file in the Windows Registry Editor
    Step 10:Creating a new registry for the Libfftw3.dll file in the Windows Registry Editor
  11. 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 Libfftw3.dll file that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i Libfftw3.dll
    Reregistering the Libfftw3.dll file in the system (for 64 Bit)
    Step 11:Reregistering the Libfftw3.dll file in the system (for 64 Bit)
  12. 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 Libfftw3.dll file 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 Libfftw3.dll File Into The Software File Folder

  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 Libfftw3.dll file.
  4. Paste the dll file you copied into the software's file folder that we just opened.
    Pasting the Libfftw3.dll file into the software's file folder
    Step 3:Pasting the Libfftw3.dll file into the software's file folder
  5. When the dll file is moved to the software file folder, it means that the process is completed. Check to see if the problem was solved by running the software giving the error message again. If you are still receiving the error message, you can complete the 3rd Method as an alternative.

Method 3: Uninstalling and Reinstalling the Software That Is Giving the Libfftw3.dll Error

  1. Open the Run tool by pushing the "Windows" + "R" keys found on your keyboard. Type the command below into the "Open" field of the Run window that opens up and press Enter. This command will open the "Programs and Features" tool.
    appwiz.cpl
    Opening the Programs and Features tool with the appwiz.cpl command
    Step 1:Opening the Programs and Features tool with 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. You can solve 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 solve dll errors in Windows you will need to complete the 4th Method and the 5th Method in the list.

Method 4: Solving the Libfftw3.dll Problem by Using the Windows System File Checker (scf scannow)

  1. In order to complete this step, you must run the Command Prompt as administrator. In order to do this, all you have to do is follow the steps below.
    NOTE! We ran the Command Prompt using Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same method to run the Command Prompt as administrator.
    1. Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard. This process will enable you to run a search through the Start Menu. We also typed in "cmd" to bring up the Command Prompt.
    2. Right-click the "Command Prompt" search result that comes up and click the Run as administrator" option.
    Running the Command Prompt as administrator
    Step 1:Running the Command Prompt as administrator
  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: Fixing the Libfftw3.dll Error by Manually Updating Windows

Some softwares require updated dll files 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.

Explanations on Updating Windows Manually

  1. Explanation on Updating Windows 10 Manually
  2. Explanation on Updating Windows 8.1 and Windows 8 Manually
  3. Explanation on Updating Windows 7 and Windows Vista Manually
  4. Explanation on Updating Windows XP Manually

Most Seen Libfftw3.dll Errors

The Libfftw3.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 Libfftw3.dll file is missing.

If you have come across one of these errors, you can download the Libfftw3.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. "Libfftw3.dll not found." error
  2. "The file Libfftw3.dll is missing." error
  3. "Libfftw3.dll access violation." error
  4. "Cannot register Libfftw3.dll." error
  5. "Cannot find Libfftw3.dll." error
  6. "This application failed to start because Libfftw3.dll was not found. Re-installing the application may fix this problem." error