I managed to open HEIF image (.heic) with Irfanview. However, it's not posssible to view the EXIF info in Irfanview. I could see the EXIF info in the file properties pane in Windows explorer. Using Latest Irfanview 64 with Windows 10 1903.
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Name:	2019-09-12 12_32_38-20190901_182229.heic Properties.png 
Views:	18 
Size:	17.1 KB 
ID:	5645
Click image for larger version. 

Name:	2019-09-12 12_38_22-20190901_182229.heic - IrfanView (Zoom_ 956 x 1274).png 
Views:	13 
Size:	31.9 KB 
ID:	5646