HP Stream 11-d000 User Guide - Page 9

Finding battery information 42 Conserving battery power 43 Identifying low battery levels 43 Resolving a low battery level 43 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 Running on external AC power ...44 Troubleshooting power problems 45 Shutting down (turning off) the computer 46 7 Maintaining your computer ...47 Improving performance ...47 Handling drives ...47 Using Disk Cleanup ...47 Updating programs and drivers ...48 Cleaning your computer ...48 Cleaning procedures ...48 Cleaning the display (All-in-Ones or Notebooks 49 Cleaning the sides or cover 49 Cleaning the TouchPad, keyboard, or mouse 49 Traveling with or shipping your computer 50 8 Securing your computer and information ...51 Using passwords ...51 Setting Windows passwords 52 Setting Setup Utility (BIOS) passwords 52 Using Internet security software ...53 Using antivirus software ...53 Using firewall software ...53 Installing software updates ...53 Installing critical security updates 53 Installing HP and third-party software updates 54 Securing your wireless network ...54 Backing up your software applications and information 54 Using an optional security cable lock 55 9 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI 56 Starting Setup Utility (BIOS) ...56 Updating the BIOS ...56 ix