factory reset

基本解释

Select back at the prompt rather than the factory reset option.
在提示选择返回，而不是恢复出厂设置的选项。
Although not required, a factory data reset may be needed in order to allow your device to work at optimal levels.
尽管不是必要的，做一次恢复出厂设置可以让您的设备以最佳状态工作。
Reset to factory defaults – administrators can reset a device to its factory defaults in order to wipe sensitive data in case the device was stolen or lost
恢复出场设置——管理员可以将设备重置为出场设置，这样就能在设备被偷或丢失后擦除上面的敏感数据了

Their anser to EVERYTHING is FACTORY RESET your phone or GET A NEW SIM CARD.
FORBES: Connect
We were told that our ISO settings were misbehaving on our sample device, although these settled slightly after a factory reset -- these aren't the finished articles just yet.
ENGADGET: Nokia 808 PureView impressions, camera showdown with the iPhone 4S and HTC One S
Thinking that somehow an errant file managed to make its way into the Maxx and corrupted the camera app, we performed a factory reset on the device, only to find that the program still wouldn't budge.
ENGADGET: Motorola ICS UI review: this isn't the Blur we used to know