U
updates
— applications
— device software
UPIN code
— changing
UPUK code
USB data cable
useful information
V
video
— playing
— shared
video calls
video clips
— details
— playing
— shared
video sharing
— accepting invitation
— sharing live video
— sharing video clips
videos
— copying
virtual private network
— use in applications
voice calls
See calls
voice commands
voice mail
— calling
— changing number
208
VPN
208, 210
— access points
25
— use in applications
180
25
W
86
web browser
208
web connection
welcome note
WEP
— keys
133
— security settings
50
Wi-Fi
47, 48, 49
wireless LAN (WLAN)
138
WLAN
154
— 802.1x security settings
154
— advanced settings
49
— MAC address
— security settings
52
— settings
51
— WEP keys
51
— WPA security settings
WLAN (wireless local area network) 76
21
world clock
WPA security settings
175
wrist strap
Z
46
Zip manager
Index 231
41
41
174
175
88
88
177
191
191
187
76
191
190
78, 189
190
78, 189
191
192
38
192
16
100