Hi,
Please try to load this file (created using Office 2016) as MHT using any combination of MHTLoadOptions you like!
Body is blank, but opening it in the Internet Explorer:
IE.png (41.2 KB)
You can also save to any format you like, the same, seems load can’t read it correctly, however, maybe this mht is complex.
BillingStatement.zip (6.3 KB)