We come across multiple files and documents while working on our computers. There is no doubt that file extensions play an essential role in defining the format of the file. Also, you can view or edit the file’s contents after determining the correct format. However, it could be challenging if you don’t know how to open a unique file extension on the PC. Today, we will share information on safely opening the ASPX file extension and accessing its data.

Any browser, including Firefox, Chrome, and Edge, is acceptable. All you need to do is right-click the. aspx file, choose Open from the menu and then choose Chrome as your browser. If you can’t find the browser you want, click Choose another software and look it up in the Programme file.


Our guide will explain everything you need to know if you are unsure about this file format. We will also share some methods for viewing ASPX files on your computer. Sticking with the blog and reading every section to avoid making mistakes while opening the ASPX file.

What is an ASPX File?

Before moving further, knowing more about the .aspx extension files would be better. ASPX stands for Active Page Server Extended, a standard file format on your internet browser. Microsoft was the initial developer of the ASPX file and released it in 2002 for public use.

These files effectively create dynamic websites to interact with the users. The primary origin of the file is the web servers of the website you are currently running. Also, the host web page might create .aspx extension files for users to download on their PC. This might help in opening ASPX file.

what is an aspx file

You can differentiate these files from standard web pages by looking at the URL on your screen. If it contains anything similar to .aspx at the end, you are dealing with the correct file format.

It has various codes written in C#, which the browser converts into a complete HTML page. Thus, you can view the page’s entire content on your screen. However, opening an ASPX File may be an issue for some users.

How to Open ASPX File?

What tools do you require when opening an ASPX file on your Windows computer? No rocket science is involved in the process, and you can efficiently perform the tasks.


Moreover, ASPX files are easily managed while sharing massive data across different devices. We will discuss various methods to help you open .aspx files on your device. Users can save a lot of time by following the instructions mentioned in our guide.

Method 1: Convert File Format

As mentioned earlier, ASPX is just a standard file extension that contains data similar to a document. Once you download it, it requires a particular tool to help you extract the data. However, most computers don’t have an adequate application to open the file format. Hence, you can convert it into a different file format, depending on the size and type of file.get rid of luke filewalker

For instance, you can convert any ASPX file into a PDF or DOC format according to your choice. Several online converters will do the job for you within seconds. Follow the steps below if you aren’t aware of how to convert any file to different formats. We will consider a regular file converter available online for free. The steps for the same are: –

Step 1

Open your web browser and search for “aspx file converter.”

search on web browser

Step 2

Click on the first link in the results and open the platform.

Step 3

Next, upload the .aspx file format you wish to change using the online tool.social media monitoring

Step 4

Lastly, click on the “Convert” button to get the new file within a couple of seconds. Make sure to download and save the extension on your local computer.

Method 2: Change File Extension

This method is quite similar to the one that we discussed previously. If you are working on a Windows computer, this method can help you open .aspx files. However, it may not work on some files without an appropriate extension. You must edit the file’s name and change the extension format at the end. This might help in opening the aspx file.

Example– Rename the file document. aspx to document.pdf

change file extension

This will automatically change the file format; you can view it as a PDF document in the system.

Method 3: Use Online File Viewer for Opening ASPX File Extension

It is common to find several online file viewers to view the data stored in an ASPX file. These platforms take care of everything in the backend. Users are only required to upload the file to the websites and directly access the file viewer. 

use online file viewers

Although, it may not be safe as you upload your data to anonymous servers. We have another method that will eradicate this issue.

See Also: Free file viewer software.

Method 4: Use a Third-Party Application for Opening ASPX File Extension

At last, you can consider downloading an effective .aspx file viewer on the local computer drive for opening aspx file. These applications are readily available on various third-party websites and help you access any file format. It is much safer as the file is not uploaded on the internet.

use third party apps

See Also: Get free file viewers.

One of the only disadvantages of using this method is that you get limited files. Once you exhaust the limit, the tool will force you to buy a premium subscription. Hence, make sure about the pricing before downloading the third-party application. This might help in opening the aspx file.


Can I edit an ASPX file?

Yes, ASPX files can be edited using a text editor or an integrated development environment (IDE). However, having a good understanding of ASP.NET and the underlying code structure is essential to make meaningful edits while maintaining the web page's functionality.

What software do I need to open and edit ASPX files?

To open and edit ASPX files, you can use any text editor, such as Notepad, Notepad++, or Sublime Text. Alternatively, you can use an IDE like Visual Studio or Visual Studio Code, which provides more advanced features and support for ASP.NET development.

Can I convert an ASPX file to a different programming language?

ASPX files are specific to ASP.NET and are written in languages like C# or Visual Basic. Converting an ASPX file to a different programming language would involve rewriting the code manually in the desired language, as there is no direct automated conversion process.

Are there any alternative file formats to ASPX for web development?

Yes, there are alternative file formats for web development, such as HTML, PHP, or JavaScript. These languages and file formats are commonly used to build dynamic web pages and applications. The choice of file format depends on the specific requirements and technologies being used.


Ultimately, you can proceed with any of the mentioned procedures while opening the ASPX file on your device. If you find any suspicious file, delete it immediately to avoid malware. It is better to safeguard user privacy while extracting the data from the hard drive. Otherwise, you might end up corrupting the computer while handling the file. Also, check the source of your file and avoid downloading anything from third-party platforms.

See Also: bin file opener.

Previous articleTop 7 Ways To Fix err_cache_miss On Chrome
Next articleHow to Empty Trash on Android [Quick Guide]
Rahul Gupta
He is a Tech Geek, Gadget Expert, SEO Expert, Web Designer, and a Blogger. Having a technology background gives him a unique perspective!