Locking and protecting your phone

120

IMEI number

120

SIM card protection

121

Setting a screen lock

122

Updating your phone

125

Updating your phone wirelessly

125

Updating your phone using a USB cable connection

125

Phone settings overview

127

Status and notification icons overview

129

Status icons

129

Notification icons

129

Application overview

131

Troubleshooting

132

My phone is not working as expected

132

Resetting the phone

132

No battery charging icon appears when phone starts charging....

133

The battery performance is low

133

My wired headset does not work

133

I cannot transfer content between my phone and the computer,

 

when using a USB cable

133

Error messages

133

Hearing Aid Compatibility

135

Hearing Aid Settings

135

Hearing Aid Compatibility Information

135

Hearing Aid Compatibility Rating

135

Recycling your phone

136

Legal information

137

Index

138

5

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Sony LT30at manual 132, Status icons 129 Notification icons