The latest features will run in the background until users turn them off physically.
The Memory Saver control is hidden beneath the menu in the top right corner of the Chrome browser window.
Chrome’s excessive use of system memory has previously limited the amount of memory available to other programs that run on a computer or a mobile device.
Chrome’s new Energy Saver mode is intended to conserve battery power by restricting background activity and visual effects on websites that contain animations and videos.
According to Google, the Energy Saver mode starts when a device’s battery reaches 20 percent capacity.