41EnglishSecurity settingsIf you're projecting sensitive information, you may want to set up a WPA-PSKkey by clicking Security settings.The WPA-PSK/WPA2-PSK encryption key should be entered as 8 to 63 ASCIIcharacters. This feature can be set and enabled by the supervisor.Note: ASCII (American Standard Code for InformationInterchange) is a code for representing characters as “0-9, a-z, A-Z,!, @, #, $, %, &, *, -, _, +,=, /, ?“are allowed. Hexadecimal digitsconsist of the numbers 0-9 and the letters A-F/a-f.Note: If your OS is Windows XP, additional hotfixes/patches mayneed to be updated from Microsoft website for WPA2-PSK.Note: Please be noted that enabling WPA-PSK/WPA2-PSK willincrease computing loading and projection performance may besubjected to it.