HP 15-R181NR User Manual page 9

Using the keys ................................................................................................................... 37
Using the integrated numeric keypad ................................................................................ 38
6 Managing power ............................................................................................................................................. 39
Initiating Sleep and Hibernation ......................................................................................................... 39
Intel Rapid Start Technology (select models only) ............................................................ 39
Manually initiating and exiting Sleep .................................................................................. 39
Manually initiating and exiting Hibernation (select models only) ....................................... 40
Setting password protection on wakeup ............................................................................ 40
Using the power meter and power settings ........................................................................................ 41
Running on battery power .................................................................................................................. 41
User-replaceable battery ................................................................................................... 41
Finding battery information ................................................................................................ 42
Conserving battery power .................................................................................................. 42
Identifying low battery levels .............................................................................................. 42
Resolving a low battery level ............................................................................................. 43
Storing a user-replaceable battery ..................................................................................... 43
Disposing of a user-replaceable battery ............................................................................ 43
Replacing a user-replaceable battery ................................................................................ 44
Running on external AC power .......................................................................................................... 44
Troubleshooting power problems ...................................................................................... 44
Refreshing your software content with Intel Smart Connect Technology (select models only) .......... 45
Shutting down (turning off) the computer ........................................................................................... 45
Hybrid Graphics and AMD Dual Graphics (select models only) ......................................................... 46
Using Hybrid Graphics (select models only) ...................................................................... 46
Using AMD Dual Graphics (select models only) ................................................................ 47
7 Maintaining your computer .............................................................................................................................. 48
Improving performance ...................................................................................................................... 48
Handling drives .................................................................................................................. 48
Using Disk Defragmenter ................................................................................................... 48
Using Disk Cleanup ........................................................................................................... 49
Updating programs and drivers .......................................................................................................... 49
Cleaning your computer ..................................................................................................................... 49
Cleaning procedures .......................................................................................................... 49
Using the action keys ........................................................................................ 37
Using Windows shortcut keys ........................................................................... 38
Using the hot keys ............................................................................................. 38
Resolving a low battery level when external power is available ........................ 43
Resolving a low battery level when no power source is available ..................... 43
Resolving a low battery level when the computer cannot exit Hibernation ....... 43
ix