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Previous versions of Windows, such as 7, 8, or 8.1, did not have a standard PDF viewer pre-installed. Since the release of Windows 10, users do not necessarily need to install a third-party tool to view PDF files, as the PDF viewing feature is integrated with Microsoft Edge. Hence, when you install Windows 10, Microsoft Edge appears not only as the default PDF viewer, but also as a third-party tool. browser not only the default Internet browser, but also the default PDF viewer.
When someone clicks on a PDF file, the system automatically launches MS Edge. Unfortunately, many persons have reported issues with Edge opening PDF files. This issue usually occurs after installing Windows 10 Creators Update or sometimes after regular updates.
Suppose you are trying to enter the portal Web In Microsoft Edge, could you try to enter the web portal in another web browser, such as Google Chrome/Internet Explorer, and see if that works?
You can also try moving your mouse over the PDF file > right-clicking > and selecting Save As.
Save the file to your computer, then open it with Acrobat Reader.
Change default PDF display settings in MS Edge
To determine the default settings for PDF viewing in MS Edge, follow the steps below:
Set MS Edge as the default program to open PDF files
1. scope the control panel and open it.
2. On the control panel home page, select Standard Programs.
3. Select “Assign a file type or protocol to a program”.
4. Find the PDF entry and select the Edit Program option.
5. When a pop-up window appears on the screen, select the Microsoft Edge program to open the PDF file.
6. Select and check Always use this app to open.pdf.
7. Click OK to store the changes.
Check if you are using Windows 10 N or KN editions.
By default, Windows 10 N and Windows 10 KN versions do not support opening PDF files in Edge because they do not have Windows Media capabilities. According to this Microsoft page, Edge Browser cannot open PDF files without Windows Media features installed.
To check the edit, right-click this computer icon in the File Explorer navigation pane, and then click Properties.
So if you have version N or KN of Windows 10, download and install Microsoft Windows 10 Media Feature Pack.
Clean the cache in Microsoft Edge
It's a good idea to clear the cache regularly to avoid web portal loading issues, unnecessary interruptions, and better performance. To delete the cache, please proceed as follows
Launch Microsoft Edge. Go to settings. Under Delete navigation, under Data, click Select what to delete.
Select the Cached data and files option and click Delete.
CONCLUSION
Most problems opening PDF files are due to one of the above causes. It is also essential to make sure that your operating system supports the PDF format. As an example, Microsoft Edge is not only the default browser in Windows 10, but also the default PDF reader. You can change this to Reader or Acrobat. be your default PDF reader.
https://forums.adobe.com/thread/2308844
RECOMMENDED: Click here to fix Windows errors and get the most out of your system performance