I would argue that ALT + ` as default mapping is a bad choice. It is Keyboard type-dependent. ALT + ` would work only on US layout Keyboard for Windows PC. On other KB layout, ALT+ ` would not work.
See my old post:
I guess that none of Katalon developers have ever tried ALT+` using Non US Keyboard.
I wonder which type of Keyboad people use in Thành phố Hồ Chí Minh