How To Download And Register Microsoft Excel 12.0 Object Library DLL Fix
How to Download and Register Microsoft Excel 12.0 Object Library DLL
If you are working with Microsoft Excel in your .NET applications, you may need to use the Microsoft Excel 12.0 Object Library DLL to access the Excel features and functionality. This DLL is part of the Microsoft Office 2007 Primary Interop Assemblies (PIA) package, which provides interoperability between the .NET Framework and Microsoft Office applications.
How to Download and Register Microsoft Excel 12.0 Object Library DLL
In this article, we will show you how to download and register the Microsoft Excel 12.0 Object Library DLL on your system, so you can use it in your .NET projects.
Step 1: Download the Microsoft Office 2007 PIA package
The first step is to download the Microsoft Office 2007 PIA package from the Microsoft Download Center. You can use this link to download it: https://www.microsoft.com/en-us/download/details.aspx?id=18346
The package contains the primary interop assemblies for several Microsoft Office applications, including Excel, Word, PowerPoint, Outlook, and Access. The file name is o2007pia.msi and the file size is about 6 MB.
Step 2: Install the Microsoft Office 2007 PIA package
The next step is to install the Microsoft Office 2007 PIA package on your system. You need to have Microsoft Office 2007 or later installed on your system before you install the PIA package.
To install the PIA package, double-click on the o2007pia.msi file and follow the instructions on the screen. The installation process will copy the primary interop assemblies to a folder on your system, usually C:\Program Files (x86)\Common Files\microsoft shared\OFFICE12.
Step 3: Register the Microsoft Excel 12.0 Object Library DLL
The final step is to register the Microsoft Excel 12.0 Object Library DLL on your system, so you can use it in your .NET projects. The DLL file name is Microsoft.Office.Interop.Excel.dll and it is located in the folder where you installed the PIA package.
To register the DLL, you need to use the regsvr32 command from an elevated command prompt. To open an elevated command prompt, click on Start, type cmd in the search box, right-click on Command Prompt and select Run as administrator.
Then, type the following command in the command prompt window and press Enter:
regsvr32 "C:\Program Files (x86)\Common Files\microsoft shared\OFFICE12\Microsoft.Office.Interop.Excel.dll"
You should see a message saying that the DLL was registered successfully.
Conclusion
In this article, we showed you how to download and register the Microsoft Excel 12.0 Object Library DLL on your system, so you can use it in your .NET projects. This DLL allows you to access the Excel features and functionality from your .NET applications.
We hope you found this article helpful and informative. If you have any questions or feedback, please leave a comment below. 04f6b60f66