Prevent WordPress from convert ✔ (& other text symbols/emoji) to SVG

In my page content, I have the following: <li><span class="tick">✔</span> Fully qualified and insured technicians, with over a decade of experience</li> On the frontend, WordPress changes the ✔ to: <img draggable="false" role="img" class="emoji" alt="✔" src="https://s.w.org/images/core/emoji/13.0.1/svg/2714.svg"> I can’t change the colour of this SVG image, it is black, and we need it white. How do I … Read more