Mozilla released its Firefox 53 update on April 19, introducing a new browser engine and patching 39 vulnerabilities in the open-source web browser.
The new browser engine technology in Firefox 53 is known as Project Quantum and is a multipart effort to accelerate and improve the web browsing experience for users. The Project Quantum component included in Firefox 53 is known as the Quantum Compositor; it is designed to help reduce the number of browser crashes due to graphics issues.