Android
Turn On Developer Options auf Android
Developer options stay hidden on Android by default because most of the switches inside are meant for app developers, not everyday users. Toggles like USB debugging, force GPU rendering or animation scale can cause unexpected behavior if changed without a reason, so Google keeps the whole menu locked away from casual taps.
To unlock it, open Settings ➔ About phone ➔ and tap seven times on Build number. After a few taps, a countdown message confirms how many taps remain until the feature activates. Once unlocked, a new Developer options entry appears further up inside Settings, usually near System.
This unlock stays in place after reboots and system updates, so you only need to do it once per device unless you factory reset. If you only need a single feature, such as enabling USB debugging for a computer connection, unlocking developer options is still the required first step since there is no shortcut around it.
Leave options you do not recognize at their default value. Some settings, like disabling background processes or forcing 4x MSAA, can drain battery faster or cause app crashes if left changed permanently.