The program also provides lock controls for the numeric pad and scroll lock functions.

程序也提供锁控制对数字小键盘和纸卷锁功能来说。

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Device Manager to control a key lock screen or other controls. Uninstall way to explore.

说明：设备管理器，以控制一键锁屏或者其它控制。卸载方式探索。

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FLOCK button. Pressing the frequency Lock button will disable all frequency determining controls on the front panel, to prevent accidental changes of frequency.

频率锁定，按下这个按钮前面板所有频率控制按钮将被禁用，防止意外改变频率。

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Nintendo also says that children under six shouldn't use the 3D mode at all, since their eyes are still developing, and that parents can use controls built into the 3DS to lock it into 2D mode for children.

ENGADGET: 3D is dangerous / not dangerous: Nintendo 3DS warning label edition

To that end, it has more system controls than the existing Facebook app, with permission to turn off the lock screen, start up when the phone boots and control your WiFi connection, among others.

ENGADGET

Do not ever provide a service over the web that controls something critical (house lights, surveillance cameras, bank accounts, car lock-out devices, street signs, traffic lights, bank accounts, stock trading accounts, etc.) without having at least rudimentary controls in place.

FORBES: Keep Austin Weird, But Use Good Password Controls