AT&T Maestro 3 - Troubleshooting and Safety

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Getting help

The topics in this section will cover troubleshooting tips and phone speciﬁcations.

Main Page

Table of Contents2
Getting Started10
Introduction11
About the User Guide11
Set up Your Phone12
Parts and Functions12
Battery Use15
Install a SIM/SD Card17
Turn Your Phone on and off20
Use the Touch Screen21
Complete the Setup Screens22
Basic Operations23
Home Screen and Apps List24
Phone Settings Menu27
Portrait and Landscape Screen Orientation28
Capture Screenshots29
Applications29
Phone Number38
Airplane Mode39
Enter Text40
Google Account44
Lock and Unlock Your Screen47
Home Screen Basics48
Status Bar and Notification Panel51
Customize the Home Screen56
Making Connections62
Phone63
Make a Call63
Call Settings72
Contacts74
Add a Contact74
Edit a Contact80
Delete a Contact81
Share a Contact81
Messaging83
Text and Multimedia Messages83
Messages Settings86
Gmail87
Internet and Social Networking91
Chrome Browser91
Facebook92
Connectivity93
Transfer Files between Your Phone and a Computer93
Wi-Fi96
Bluetooth97
Apps and Entertainment103
Camera104
Camera Overview104
Take a Photo107
Record a Video108
Scan a QR Code109
Camera Settings109
Photos111
View Photos and Videos111
Options While Reviewing Photos or Videos112
Edit Photos113
Share Pictures and Videos115
Productivity116
Calendar116
Google Maps120
Google Search122
Calculator124
Clock126
Entertainment and Activities134
Youtube134
Settings136
Basic Settings137
Network & Internet139
Wi-Fi139
Wi-Fi Calling142
Mobile Network143
Airplane Mode144
SIM Cards144
Hotspot & Tethering144
Data Saver146
VPN (Virtual Private Networks)146
Private DNS147
Wireless Emergency Alerts148
Connected Devices149
Usb149
Connection Preferences150
Bluetooth150
Cast152
Printing153
Files Received Via Bluetooth153
Chromebook153
Nearby Share154
Android Auto155
Apps156
Recently Opened Apps156
Default Apps157
Screen Time157
Unused Apps157
Special App Access157
Notifications158
App Settings158
Notification History159
Conversations159
Bubbles159
Device & App Notification160
Notifications on Lock Screen160
Do Not Disturb160
Wireless Emergency Alerts160
Hide Silent Notifications in Status Bar161
Allow Notification Snoozing161
Notification Dot on App Icon161
Enhanced Notifications161
Battery162
Battery Usage162
Battery Saver163
Battery Manager164
Battery Percentage164
Storage165
Storage Manager166
SD Card166
Sound167
Media Volume167
Call Volume167
Notification Volume168
Ring Volume168
Alarm Volume168
Do Not Disturb168
Phone Ringtone168
Media168
Vibrate for Calls168
Shortcut to Prevent Ringing169
Default Notification Sound169
Default Alarm Sound169
Dial Pad Tones169
Screen Locking Sound169
Charging Sounds and Vibration169
Touch Sounds169
Touch Vibration169
Display170
Brightness Level170
Dark Theme170
Night Light171
Adaptive Brightness171
Wallpaper171
Screen Timeout171
Advanced171
Accessibility173
Real-Time Text Call173
Downloaded Apps174
Text and Display174
Extra DIM174
Dark Theme174
Magnification175
Timing Controls175
System Controls175
Vibration & Haptic Strength175
Caption Preferences176
Audio Adjustment176
Accessibility Shortcuts176
Text-To-Speech Output176
Security177
Google Play Protect177
Find My Device178
Security Update178
Google Play System Update179
Screen Lock179
Fingerprint180
Smart Lock182
Device Admin Apps182
SIM Card Lock182
Encryption & Credentials183
Trust Agents183
App Pinning183
Privacy184
Privacy Dashboard184
Permission Manager184
Microphone Access185
Show Passwords185
Notifications on Lock Screen185
Show Clipboard Access185
Autofill Service from Google185
Google Location History185
Activity Controls186
Ads186
Usage & Diagnostics186
Location187
Recent Access187
App Location Permissions188
Location Services188
Safety & Emergency189
Emergency Information189
Emergency SOS190
Emergency Location Service191
Wireless Emergency Alerts191
Passwords & Accounts192
Passwords192
Autofill Service193
Add Account194
Automatically Sync App Data194
Digital Wellbeing & Parental Controls195
Your Digital Wellbeing Tools195
Parental Controls196
Google197
System198
Languages & Input198
Gestures200
Date & Time201
Backup203
Multiple Users204
Reset Options207
About Phone208
Software Update209
Getting Help210
For Assistance211
Troubleshooting211
Specifications214
Licenses215
Copyright Information215
Safety and Use216
Important Health Information and Safety Precautions217
Electrical Safety217
Safety Precautions for Proper Grounding Installation217
Safety Precautions for Power Supply Unit218
Protect Your Phone225
FCC Regulations229
RF Exposure Information (SAR)230
Hearing Aid Compatibility231
Warranty232

AT&T Maestro 3 - Troubleshooting and Safety

Table of Contents

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