How To Fix “Error Opening File For Writing” Error In Windows 10?

Whenever I want to install applications it shows an “error opening file for writing” error in Windows 10. I don’t know why this error shows, and how to fix this issue. Any suggestions will be appreciated.

So, I found the solution. After searching around I stumbled on this and tried the troubleshooting. Simply starting the installer as an administrator allowed the installation to complete.