20,212 questions
Hello,
Thank you for posting in Q&A forum.
Here is a similar thread for your reference: Opening HEIC files on Server 2019 - Windows - Spiceworks Community
It is recommended that you use Irfanview tool to open HEIC files on Windows Server 2019.
Download link: IrfanView - Official Homepage - One of the Most Popular Viewers Worldwide
I hope the information above is helpful.
Best Regards,
Yanhong Liu
============================================
If the Answer is helpful, please click "Accept Answer" and upvote it.