If you are still running an old Android device from 2021 that has this issue, do not panic. Here is the exact removal process.
It disabled common shortcuts like Alt+F4 and Ctrl+W by triggering annoying alert boxes every time they were pressed. Can You Download it on Android in 2021? You Are An Idiot Virus Download Android 2021
Use the tab switcher to swipe the offending tab away. Do not click "X" inside the page if it has custom UI. If you are still running an old Android