How to Register DLL File in Windows 10 64 and 32 bit

Here, in this article, we are going to discuss ways to Register DLL File in Windows 10 64 and 32 bit. Many users want often come across a scenario where they run into a Windows problem that commands you to register a DLL file. Usually, by registering those files, you can fix startup issues for certain programs. Moreover, this file Make Windows 10 PC Fast by maintaining the loading and running of different applications. It works for both i.e. 32 and 64-bit system.

DLL is a library file of Microsoft operating system. It stands for Dynamic-link library (or in short DLL). Its working principle is similar to that of executable files in the computer which contains a combination of codes and data. A DLL file contains a combination of multiple files and is very helpful when an application is running on the PC. It also carries files for remote access as well as reduces memory space in the system.

How to Register DLL File in Windows 10 64 and 32 bit

Here are how to register DLL File in Windows 10 64 and 32 bit

Way-1: Use Run command for 32-bit and 64-bit DLL files

Step-1: First of all, hit Win + I hotkeys altogether to open Run dialog box in the PC screen. Alternatively, you can also launch it from power user menu or Start Menu.

Step-2: Now type the command as shown below in the Run to register DLL file in the computer.

regsvr32 “C:\Windows\System32\myfile123.dll”

Note: Here “regsvr” signifies you to register the file and 32 shows using the 32-bit version. Next, the extending command indicates the specific location of your PC where you are going to install the DLL file.

Step 3: At last, click the OK button.

How to Register DLL File in Windows 10 64 and 32 bit Pic 1

Step-4: You will get a confirmation message on the screen like DLL file is successfully registered on the system. Finally, Restart Windows 10 PC and start the application. This will Register DLL File in Windows 10 64 and 32 bit and the same will be added to the registry right away.

Note: In 64-bit Windows version, the 32-bit DLL files always exist in Windows\SysWOW64. Whereas, 64-bit DLL libraries are in the Windows\System32 location.

But in 32-bit Windows version, the DLL files only occur in Windows\System32 folder. Here, there will be no SysWOW64 folder.

Way-2: Through Command Prompt

First of all, launch an elevated Command Prompt by using any of your preferable procedures. However, open Start Menu and type in cmd. When the Best result will display Command Prompt, perform a right-click on it. When the menu shows few options, select ‘Run as administrator’.

If UAC prompts up, hit Yes to proceed ahead.

For 32-bit Windows

– Type cd\ and hit Enter key.

– Next, type in or copy-paste the given line of command and hit Enter to register the specific DLL file.

regSvr32 fileName.dll

Note: Replace fileName with the actual name of the DLL that you wish to register.

To Register 32-bit DLL in 64-bit Windows

– Copy-paste or type the following command and hit Enter.

cd \Windows\SysWOW64

– Next, input this command and ensure to press Enter to continue.

regSvr32 fileName.dll

Note: Substitute fileName in the above command with the original name of the DLL file.

How to register DLLs File in 64-bit Windows

If you are using a 64-bit system and want to register a DLL file which is 32 bit, you can follow the below-written steps.

Step 1: At first, open File Explorer and navigate to the given location.


Step 2: Once you reach System32 folder, copy the respective DLL file and then paste it to the path –


Step 3: Moving ahead, lunch Run using the shortcut key i.e. “Win+R”. Now type the command mentioned below in the text field.


Note: If you skip the first two steps and start from the third step instead you might get an error like this:

• The module failed to load

• The specified module could not be found.

Step 4: Lastly, click on the OK button and reboot your system.

In case the DLL file is not registered in the PC and give an error saying that “The attempt to register dll file failed”, you need to disable the User Account Control (or in short UAC) in Windows 10.

For reference, read How to Stop User Account Control / UAC on Windows 10.

For a substantial number of users, turning off this feature usually fixes the register error of 32-bit DLL files in the system.

So, that’s all about the ways to Register DLL File in Windows 10 64 and 32 bit.

About Sunita
Love to play with Windows 10. Suggestion - Going for Registry change or system files edit then remember to take a backup or create a restore point before Starting.
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