要启用屏保密码，您需要返回“系统偏好设置”主界面，选择“安全性与隐私”（Security & Privacy）。在“常规”选项卡中，勾选“需要密码（时间）后才能解锁屏幕”（Require password... after sleep or screen saver begins）选项。您可以选择密码生效的时间，例如立即、5分钟或其他时间。

Locating your saved screenshots isn't as complicated as it may seem. In this article, we'll show you the default locations ...

PC users can either set a single photo or multiple photos as a screen saver – when you set multiple photos, the photos will show as a slideshow when the screen saver is running on your Windows ...

To change your screensaver, go to Settings and select System. Click Ambient Screensaver, then select Settings. You can choose ...

There is currently a simple way to remove the default screensaver ads on your LG TV. Just go to Settings > General > System ...

When you launch the mini-game for the first time, the system unlocks a hidden screensaver in the Settings menu. The new add-on mimics the game and can be a neat addition to your phone or tablet ...

The Pixel Tablet is a fantastic device that I've been using a lot around the house, but one thing that has consistently ...

To no one's surprise, older LG OLED TVs are set to get those awful screensaver ads plaguing newer models, like the LG G4 OLED. According to FlatpanelsHD, LG is stealthily launching the intrusive ...

Investopedia / Julie Bang The rate of change (ROC) is the speed at which a variable changes over a specific period of time. ROC is often used when speaking about momentum, and it can generally be ...