Hi,
Thanks for posting on our forum!
Firstly, check if you use an appropriate version of Microsoft SQL files for PHP. For PHP 7.2 you have to use 7.2 version of MS PHP SQL. See articles:
https://stackoverflow.com/questions/60739147/solved-could-not-find-driver-debian-sql-server-php
(Please note: Information posted in the given link is hosted by a third party. Microsoft does not guarantee the accuracy and effectiveness of information.)
https://github.com/Microsoft/msphpsql/releases
Secondly, since your issue is related to iis which is out of the scope of our forum. If the above solution is not what you are looking for and you may need specialists in this field, you can post your issue on our IIS forum and the support engineers there will contact you as soon as possible:
https://forums.iis.net/1155.aspx/1?Web+Platform+Installer
Thanks for your understanding! And I would appreciate it if you could help me Accept Answer to support my work! : )
BR,
Joan
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