HP ENVY 14t-u000 User Guide - Page 9

Using the action keys 43 Using Windows shortcut keys 45 Using the hot keys 45 6 Managing power ...46 Initiating Sleep and Hibernation ...46 Manually initiating and exiting Sleep 47 Manually initiating and exiting Hibernation (select models only 47 Setting password protection on wakeup 47 Using the power meter and power settings 48 Running on battery power ...48 User-replaceable battery 48 Finding battery information 49 Conserving battery power 49 Identifying low battery levels 49 Resolving a low battery level 50 Resolving a low battery level when external power is available 50 Resolving a low battery level when no power source is available 50 Resolving a low battery level when the computer cannot exit Hibernation ....... 50 Storing a user-replaceable battery 50 Disposing of a user-replaceable battery 50 Replacing a user-replaceable battery 50 Running on external AC power ...51 Troubleshooting power problems 51 HP CoolSense (select models only 52 Refreshing your software content with Intel Smart Connect Technology (select models only 52 Shutting down (turning off) the computer 52 Hybrid Graphics (select models only 53 Using Hybrid Graphics (select models only 53 7 Maintaining your computer ...54 Improving performance ...54 Handling drives ...54 Using HP 3D DriveGuard (select models only 54 Identifying HP 3D DriveGuard status 55 Using Disk Defragmenter 55 Using Disk Cleanup ...55 Updating programs and drivers ...55 Cleaning your computer ...56 Cleaning procedures ...56 Cleaning the display (All-in-Ones or Notebooks 56 ENWW ix