Dell Longevity ModeThe Dell longevity mode feature enables you to protect your laptop battery health. Frequently connecting and disconnecting your computer to a power source without allowing the battery to fully discharge may reduce battery life. The longevity mode feature protects the battery health by moderating the extent to which your battery charges, and prevents your battery from frequent charge and discharge cycles.Your Dell laptop automatically monitors the charging and discharging behavior of your battery, and if applicable, displays a message requesting you to enable longevity mode.NOTE: Dell longevity mode may not be supported on your laptop battery.To enable or disable longevity mode: 1. Right-click the battery icon on the Windows notification area, and then click Dell Extended Battery Life Options. The Battery Meter dialog box is displayed.2. Click the Longevity mode tab.3. Click Enable or Disable based on your preference.4. Click OK.NOTE: When longevity mode is enabled, the battery charges only between 88 percent and 100 percent of its capacity.Information in this document is subject to change without notice.© 2012 Dell Inc. All rights reserved.
