Microsoft is testing an adaptive energy saver mode that automatically adjusts power during tasks without dimming screens, ...

Make sure closing the lid puts the laptop into Sleep mode (or Hibernate for even better power savings). Disable apps and background tasks that don’t need to be running while using battery power.

Internally, the 13-inch Surface Laptop is a scaled-back version of the flagship laptops Microsoft launched a year ago. Its 8-core Snapdragon X Plus processor uses the same architecture as the ...