MathJax doesn't render at all in the Decks section

I want to be as concise as possible. I tried to use both MathJax inline and MathJax block, and the issue persists. I even tried restarting the app but nothing.
Here’s the screen of the card in the review mode:

And here’s the screen of the card in Edit mode:

I didn’t have this issue previously. Please someone help me it’s not easy to understand MathJax without having it rendered.

It’s likely caused by your template. Paste it here in text inside code blocks (click the “Preformatted text” button).