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

Demo.dll download. The Demo.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP. You can fix "The file Demo.dll is missing." and "Demo.dll not found." errors by downloading and installing this file from our site.
Download Price:
Free
Dll Description:
demo dll
Size:
0.12 MB
Operating Systems:
Developers:
Directory:
D
Downloads:
1266 times.

What is Demo.dll? What Does It Do?

The Demo.dll file was developed by Microsoft.

The size of this dll file is 0.12 MB and its download links are healthy. It has been downloaded 1266 times already.

Operating Systems That Can Use the Demo.dll File

Guide to Download Demo.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 Demo.dll file
    Step 1:Start downloading the Demo.dll file
  2. The downloading page will open after clicking the Download button. After the page opens, in order to download the Demo.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 Install Demo.dll? How to Fix Demo.dll Errors?

ATTENTION! In order to install the Demo.dll file, you must first download it. If you haven't downloaded it, before continuing on with the installation, download the file. If you don't know how to download it, all you need to do is look at the dll download guide found on the top line.

Method 1: Copying the Demo.dll File to the Windows System Folder

  1. The file you downloaded is a compressed file with the ".zip" extension. In order to install it, first, double-click the ".zip" file and open the file. You will see the file named "Demo.dll" in the window that opens up. This is the file you need to install. Drag this file to the desktop with your mouse's left button.
    Extracting the Demo.dll file
    Step 1:Extracting the Demo.dll file
  2. Copy the "Demo.dll" file file you extracted.
  3. Paste the dll file you copied into the "C:\Windows\System32" folder.
    Pasting the Demo.dll file into the Windows/System32 folder
    Step 3:Pasting the Demo.dll file into the Windows/System32 folder
  4. If you are using a 64 Bit operating system, copy the "Demo.dll" file and paste it into the "C:\Windows\sysWOW64" as well.
    NOTE! On Windows operating systems with 64 Bit architecture, the dll file must be in both the "sysWOW64" folder as well as the "System32" folder. In other words, you must copy the "Demo.dll" file into both folders.
    Pasting the Demo.dll file into the Windows/sysWOW64 folder
    Step 4:Pasting the Demo.dll file into the Windows/sysWOW64 folder
  5. 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 5:Running the Command Prompt as administrator
  6. Paste the command below into the Command Line that will open up and hit Enter. This command will delete the damaged registry of the Demo.dll file (It will not delete the file we pasted into the System32 folder; it will delete the registry in Regedit. The file we pasted into the System32 folder will not be damaged).
    %windir%\System32\regsvr32.exe /u Demo.dll
    Deleting the damaged registry of the Demo.dll
    Step 6:Deleting the damaged registry of the Demo.dll
  7. 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 Demo.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 Demo.dll
    Uninstalling the damaged Demo.dll file's registry from the system (for 64 Bit)
    Step 7:Uninstalling the damaged Demo.dll file's registry from the system (for 64 Bit)
  8. We need to make a clean registry for the dll file's registry that we deleted from Regedit (Windows Registry Editor). In order to accomplish this, copy and paste the command below into the Command Line and press Enter key.
    %windir%\System32\regsvr32.exe /i Demo.dll
    Making a clean registry for the Demo.dll file in Regedit (Windows Registry Editor)
    Step 8:Making a clean registry for the Demo.dll file in Regedit (Windows Registry Editor)
  9. 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 Demo.dll file that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i Demo.dll
    Reregistering the Demo.dll file in the system (for 64 Bit)
    Step 9:Reregistering the Demo.dll file in the system (for 64 Bit)
  10. If you did the processes in full, the installation should have finished successfully. If you received an error from the command line, you don't need to be anxious. Even if the Demo.dll file was installed successfully, you can still receive error messages like these due to some incompatibilities. In order to test whether your dll problem was solved or not, try running the software giving the error message again. If the error is continuing, try the 2nd Method to solve this problem.

Method 2: Copying The Demo.dll File Into The Software File Folder

  1. In order to install the dll file, you need to find the file folder for the software that was giving you errors such as "Demo.dll is missing", "Demo.dll not found" or similar error messages. In order to do that, Right-click the software's shortcut and click the Properties item in the right-click menu that appears.
    Opening the software shortcut properties window
    Step 1:Opening the software shortcut properties window
  2. Click on the Open File Location button that is found in the Properties window that opens up and choose the folder where the application is installed.
    Opening the file folder of the software
    Step 2:Opening the file folder of the software
  3. Copy the Demo.dll file into this folder that opens.
    Copying the Demo.dll file into the software's file folder
    Step 3:Copying the Demo.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: Uninstalling and Reinstalling the Software that Gives You the Demo.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. On the Programs and Features screen that will come up, you will see the list of softwares on your computer. Find the software 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 software that gives you the dll error
    Step 2:Uninstalling the software that gives you the dll error
  3. You will see a "Do you want to uninstall this software?" confirmation window. Confirm the process and wait for the software 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 software. After the software is uninstalled, restart your computer.
    Confirming the uninstall process
    Step 3:Confirming the uninstall process
  4. After restarting your computer, reinstall the software.
  5. This process may help the dll problem you are experiencing. If you are continuing to get the same dll error, the problem is most likely with Windows. In order to fix dll problems relating to Windows, complete the 4th Method and 5th Method.

Method 4: Solving the Demo.dll Error using the Windows System File Checker (sfc /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. Type the command below into the Command Line page that comes up and run it by pressing Enter on your keyboard.
    sfc /scannow
    Getting rid of Windows Dll errors by running the sfc /scannow command
    Step 2:Getting rid of Windows Dll errors by running the sfc /scannow command
  3. The process can take some time depending on your computer and the condition of the errors in the system. Before the process is finished, don't close the command line! When the process is finished, try restarting the software that you are experiencing the errors in after closing the command line.

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

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.

Guides to Manually Update the Windows Operating System

  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 Demo.dll Error Messages

The Demo.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 Demo.dll file is missing.

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