I tried that yesterday, but it didn't help.
https://imgur.com/b1Qn3OT
The only two options are the "Look in Windows Store" which yields no results, and the Paint.NET application I tried making via the C:\Program Files\WindowsApps\dotPDNLLC.paint.net_4.205.7213.0_x64__h55e3w7q8jbva\PaintDotNet.exe shortcut which gives me this error: https://imgur.com/rGCEOXM