HP Envy 15-1002xx Notebook PC - Manual (Page 37)

Icon Description
Mutes or restores speaker sound.
Initiates the QuickLock security feature. QuickLock protects your information by displaying the operating system Log
On window. While the Log On window is displayed, the computer cannot be accessed until a Windows user password
or a Windows administrator password is entered.
NOTE: Before you can use QuickLock, you must set a Windows user password or a Windows administrator
password. For instructions, refer to Help and Support.
prt sc Takes a snapshot or picture of your computer screen and copies it to the clipboard.
Using the action keys 27