How to prohibit PDF files from opening in the Win10 system in the way of Spartan browser?

Perhaps when it comes to office software, many users will think of word and excel in the first place, but in fact, office is not only these two programs, including PDF, PPT files and so on. But in the previous win7 Ultimate system download, we know that to open the PDF file in the computer is not so simple, you need to go to the Internet to download the third-party software, but after upgrading to the win10 system, we can use Windows system comes with built-in reader to open this PDF file, but many users are not used to this operation, then in the win10 system, how can we prohibit PDF files from opening in the way of Spartan browser?
1. First, we need to return to the traditional desktop location of the win10 system, then find the PDF file in the win10 system, then right click on the PDF file and select the Properties option in the drop menu that appears.
2. Next we can see the window shown in the following figure, there will be an open method in the window, we directly click the change button behind the open mode.

3. Next, there will be a window from now on, how do you want to open this .pdf file? & rdquo;, which has a reader, which is directly opened using the Spartan browser. The way, if other programs that can open PDF files are installed in the win10 system, other options will appear, so we can directly select according to their own needs.