How to enable, disable, or hide Developer Options on Android
У вашего броузера проблема в совместимости с HTML5
This video will show you how to get to the Developer Options on Android by the end you will know how to enable, disable and hide the developer options on your Android phone or tablet.
Developer Options are commonly used to enable USB debugging for ADB.
See how to install ADB & Fastboot on Windows 10: https://www.youtube.com/watch?v=j9DODEP1Kpo
Learn how to use ADB: https://www.youtube.com/watch?v=3wMlCucwGvE