I pasted that into a custom HTML block and it worked.
If you hover over the error marker(s) it should give you more info.
yes, it says “an alt attribute must be present on elements”
Can you please explain what that means or how to fix that?
That’s just a notice, not a hard error. You should be able to save.
In any case,
<img src="https://www.dietitians.ca/getattachment/News/Member-Blogs/20-12-17-DC-Member-Blog-Badge-2021-22_2021-ENG.png.aspx?width=150&height=150" alt="Member Blog Badge"/> should make it happy