Huawei Honor 7 - Why Cant I Use Mobile Data Services When Roaming

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163

4. If the problem persists, use you SIM card to another phone that has normal network

connection and check whether the SIM card is faulty.

10.3 Why can't I use mobile data services when roaming?

1. Go to Settings > Mobile Networks > Data Roaming and check whether data roaming is

enabled.

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Wi-Fi and Bluetooth32
Why Can't My Phone Automatically Connect to the Bluetooth Car Kit after the Bluetooth Car Kit Is Enabled33
Does My Phone Support the Automatic Call Answering Function Using the Bluetooth Headset34
Why Can't I Enable Wi-Fi35
Why Does the Download Task over a Wi-Fi Network Stop after the Screen Turns off36
Why Can't My Phone Connect to the Router over the Wi-Fi Network and Why Does My Phone Fail to Obtain an IP Address38
Why Doesn't the Bluetooth Headset Have any Sound39
Why Can My Phone Scan the Wi-Fi Hotspot Only Near the Router40
Why Is the Confirmation Button Unavailable after I Enter the Wi-Fi Connection Password41
Why Does My Phone Fail to Connect to a Public Wi-Fi Network42
Why Does the Wi-Fi Speed Become Slow after I Connect My Phone to a Bluetooth Headset or a Speaker43
Why Is the Data Service Disabled after I Turn off Wi-Fi44
What Protocols Are Used by Bluetooth Functions45
Why Do Bluetooth Calls Have the Intermittent, Noise, and Echo Problems46
Why Does My Phone Automatically Connect to Another Wi-Fi Network47
How Can I Reconnect the Wrist Band and My Phone after the Bluetooth Connection Is Interrupted48
How Can I Reconnect a Wrist Band to My Phone after a Failed Connection49
Why Is the Voice Unclear or Not Smooth When I Use the Wrist Band to Make Calls50
Why Does the Wrist Band Smart Unlock Function Sometimes Fail to Work Properly52
How Can I Use the Wrist Band to Take Photos Using Remote Control53
Smart Cover54
Why Isn't Weather Displayed in Smart Cover Mode55
Camera, Music, and Video56
Why Does the Camera Stick out57
Can I Disable the Shutter Sound for Snapshots58
How Do I Use the Soft Light59
Can I Use the Headset Provided with Iphone 4 to Make Calls on My Phone60
What Can I Do if the Sound from the Headset Is Abnormal61
Why Is Music Automatically Opened after I Inserted a Headset to My Phone62
Why Can I Hear Noise or Current Noise When I Play Songs in Speaker Mode at the Minimum Volume63
Why Are There Two Suppliers for the Rear Camera64
Why Is the Volume of the Recorded Video Small65
Why Are the Photos I Take Using the Front Camera Reverse66
Why Does My Face Look Thinner and My Eyes Bigger in My Selfie67
Why Is the Photo Taken with Flash on Blurred68
Why Can't I Find the Photos I Take after I Set the Default Storage Location for Photos to the External Microsd Card69
Why Do the Photos I Take with Flash on Have Color Cast70
What Can I Do if I See Black Spots and Smudges on the Viewfinder after I Use the Camera for Several Months71
Why Are the Photos Blurred72
Why Is There an Occulting Stripe on the Viewfinder When I am Shooting Scenes with Light Color Background73
If My Phone Has no Microsd Card Installed, Can I Take Photos or Shoot Videos74
Does My Phone Support HD Videos75
Will My Phone Stop Playing Streaming Media When a Call Comes In? if Yes, will It Resume Playing When the Call Ends76
Why Can't Audio Control of My Camera Function Properly77
What Can I Do if Online Music or Videos Are Not Played Smoothly on My Phone78
Why Can't the Photos I Take be Displayed in Full-Screen Mode79
What Can I Do if the Images Are Not Clear During Video Chats Using Hangouts or Skype80
Why Can I Open the Radio Only after I Insert a Headset to My Phone81
What Can I Do if the Online Video Player Is Exited Abnormally When I am Watching an Online Video82
Why Is the Panoramic Photo Discontinuous83
How Do I Cancel Scheduled Photo Shooting84
Why Do the Sounds of Songs and Videos Come from the Receiver85
Camera (EMUI 3.0 or Later) – Gallery in Timeline Mode86
Why Is the Focusing Time Sometimes Short and Sometimes Long88
Why Does It Take a Long Time to Refresh the Preview or Stop Shooting in Star Track Mode When I am Using Light Painting89
Why Are the Photos I Take Using Light Painting in Hand Held Mode Are Blurred91
Why Isn't There any Change on the Viewfinder after I Touch the Shooting Button in Star Track Mode of Light Painting92
Why Is the Photo Quality Affected if I Stop Shooting Early in Super Night Mode93
Can I Use Hangouts to Share Videos94
Why Can't I Listen to the Radio and Google Music at the same Time95
Why Are the Photos Taken Using Light Painting White96
What Can I Do if Albums Can't be Displayed in Coordinate Format97
What Are the Functions of Color Correction98
I am Using an Apple Headset for Phone Calls and I Have Set the Headset Volume to the Maximum. Why Is the Call Volume Still too Low for Me to Hear99
Can I Pause When I am Recording a Video100
Why Can't I Turn Flash on in Digital Zoom Mode101
Calls and Contacts102
Why Can't I Clear the Notifications for New Voice Mails by Flicking down from the Status Bar to Display the Notification Panel103
Why Does My Phone Enter Airplane Mode When a Call Disconnects104
Why Does the Call Ringtone Stop When I Press the Power Button105
Why Aren't the Call Records Combined106
Why Is the Call Discontinuous Sometimes and Why Can't One Party or both Parties Hear the Sound107
Why Do I Hear Noise When I Play Music Using the Speaker108
Why Is My Phone Powered off When I Press the Power Button109
What Does a Card Display When a Call Is Coming through the Card During a Call through Another Card111
Why Can't I Find in Contacts the Contact I Have Created from the Dialer Screen112
Why Is the Screen Still off after I Move My Phone Away from My Ear113
How Can I Delete the Pre-Installed Ringtone114
How Do I Display the Contacts in the SIM Card115
How Can I Quickly Find a Contact116
How Can I Forward the Unanswered Calls to Another Number117
How Do I Quickly Mute the Incoming Call118
Why Can't I Receive Calls Even When the Signal Strength Is Strong119
Why Can't I Merge Call Logs for the same Contact120
Storage and File Management121
After Two Phones Are Connected and Set, Why Can't My Phone Display a Tab of USB Options122
Why Can't My Phone Detect Certain Microsd Cards123
After I Enable the USB Debugging Mode, Why Can't My Phone Connect to the Computer124
How Do I Change the Location Where Files Are Stored125
How Do I Save Files Downloaded from the Browser Directly to the Microsd Card126
How Do I Move Files to the Microsd Card127
How Can I Format a Microsd Card129
Why Can't My Phone Connect to a Computer130
Why Can't I Use My Computer to View Photos on My Phone after Connecting My Phone to a Computer with a USB Cable and Choosing View Photos in the Drop-Down Notification Panel131
Smart Remote Control132
How Do I Create a Remote Control133
Why Do I Have to Align My Phone's Infrared Transmitter with the Infrared Receiver on a TV or Air Conditioner for the Transmitter to Function Properly134
Location Service and Navigation135
Why Does the GPS Icon Occasionally Appear on the Status Bar136
What Can I Do if the GPS Positioning Is Inaccurate137
How Can I Use the GPS with an Offline Map138
Does the LBS Use the Data Traffic139
What Is GPS140
What Are the GPS Working Principles141
SIM Card and Appearance142
Why Can't I Insert the SIM Card into My Phone Smoothly143
Why Do I Feel the SIM Card Tray Shaking144
Why Is My Phone's Charging Port Seem Black and Used145
Can I Insert a Nano-SIM Card to My Phone146
Why Do I Have to Push the SIM Card Tray Really Hard for It to Come out147
Why Can't My Phone Detect the Inserted SIM Card after My Phone Is Powered on148
Why Are the Side Buttons of Different Heights149
Messaging and Email150
Why Doesn't the Multimedia Message Read Report Take Effect153
What Can I Do if My QQ Mailbox Doesn't Synchronize Earlier Emails155
What Can I Do if I Can't Connect to the Server When Refreshing My Emails156
Why Can't I Send or Receive Messages158
Why DID My Phone Send a Message to an Unknown Number160
What Can I Do if My Phone Doesn't Prompt for New SMS Reception163
Why Can't I Back up Messages Using a Third-Party Messaging Application172
What Can I Do if I Can't Send Messages at a Certain Time173
Why Does My Phone Prompt Twice for a New Incoming SMS174
Why Are the Smss Sent by My Carrier Deleted175
How Do I Switch over to the Handwriting Input Method When I Edit an SMS176
How Do I Forward a Message, Send a Message to Multiple Recipients, and Save a Message as a Draft? What Is the Maximum Number of Messages that I Can Send to Multiple Recipients177
How Many Chinese and English Characters Can be Contained in a Text Message179
How Do I Set the Number of the SMS Center180
What Can I Do if I Can't Send or Receive Multimedia Messages182
Can I View Emails When no Internet Connection Is Available on My Phone183
Why Can't I Change the Ringtone and Vibration Settings of My Email184
Can I Restore Deleted Messages186
How Can I Add a Message Signature187
How Do I Hide the Sender Information When Forwarding a Message188
How Do I Remove an Email Account190
Can I Change the Message Ringtone191
Network Access and Data Sharing193
Why Can't I Use Mobile Data Services When Roaming194
Can I Only Use the GSM Services When I am Roaming Internationally195
Why Does the Signal Strength Become Poor When I Place My Phone on Metallic Objects or Use a Cover Made of Metal196
Why Can't I Connect to a 4G Network198
Why Is There no Signal Suddenly199
How Do I Set a Static IP Address for My Phone to Connect to a Wi-Fi Network200
Which 4G Networks Does My Phone Support? Can I Use such Networks Outside My Country201
Does My Phone Support SIM Card Hot Swapping202
Why Can't I Access LTE Services When Using an LTE Phone203
Why Can't I Connect My Phone to a USB Drive Using the OTG Cable204
Can I Share My Phone's Mobile Network Connection Using a USB Cable205
How Do I Close Pages in the Built-In Browser206
Why Is the Network Speed Slow When I Use the Wi-Fi Connection207
Does the 4G Network Consume Much Traffic208
Why Does the 4G Phone Consume more Traffic than the 3G Phone209
How Can I Enable/Disable Wi-Fi210
Where Can I Learn the Signal+ Description211
Screen and Display212
Why Is the Automatic LCD Brightness Adjustment Discontinuous213
Why Do Ripples Appear on My Screen When I Press It Hard216
Why Does the Screen Have Bright Spots, Dark Spots, Impurity Spots, or Black Spots217
Why Are There Black Margins on the Upper and Lower Edges of the Screen or the Edges Darker218
Why Doesn't the Touchscreen Respond Sometimes219
Why Does the Screen Turn off During a Call220
Why Is the Touchscreen Slow or Unresponsive During Normal Use221
How Do I Cancel the Screen Unlock Password223
How Do I Set a Live Wallpaper224
Why Is My Screen Sometimes Bright and Sometimes Dark225
How Do I Set the Screen Switching Effect227
How Do I Display the Navigation Bar228
How Do I Quickly Wake up the Screen229
How Do I Set a Longer Screen Timeout Period230
How Do I Enable the Interactive Screensaver231
When Does My Phone Display the Interactive Screensaver233
What Are the Characteristics of Home Screens on EMUI 3.0 and Later234
Environment to a Bright One235
When I Flick down a Drop-Down List Menu on a Screen with Switches, Why Are the Switches Blurred237
System Settings238
What Can I Do if I Can't Use a Newly Installed Text Input Method240
How Do I Change the System Font Size241
What Text Input Methods Does My Phone Come with243
Why Does the Font Size Remain Unchanged after I Set It to Large244
What Is the Touchplus Function245
What Can I Do if My Phone Automatically Sends Messages in the Background to Query the Data Usage246
How Do I Set the Remaining Battery Level to be Displayed in Percentage247
Why Are the Folder Icons Disordered248
Why Are some Widgets Lost When I Arrange the Home Screen249
How Do I Set Tones on My Phone250
How Do I Add and Remove an Alarm251
How Do I Free up Internal Storage Space252
How Do I Restore My Phone to Its Factory Settings253
How Does My Phone Enter or Exit Safe Mode254
How Do I Enter Recovery Mode255
Does My Phone Support Power-On/Off Tone? if Yes, How Do I Turn off the Power-On/Off Tone256
How Do I Customize the Shortcut Switches in the Notification Panel258
How Do I Add a Calendar Widget to the Home Screen260
How Do I Display the Birthday in the Calendar261
What Can I Do if I Forget the Password of an Encrypted Backup File262
How Can I Quickly Adjust the System Volume263
How Do I Prevent Applications from Pushing Messages to the Notification Panel264
How Do I Effectively Identify the Bullet Items and Processed Items in the Notes266
Why Can't I Open the Music Player When I Double-Touch the Lock Screen267
Does My Phone Come with Suspend Buttons268
Can I Change the Positions of the Suspend Buttons270
Can the App Icons on the Home Screen Automatically Align with each Other271
Can I Manually Adjust the Size of the Widgets272
Why Is the Screen Zoomed out and Isn't the Content Displayed in Full Screen273
Why Does My Phone Often Display Touch-Disable275
How Do I Hide/Display the Service Provider Name in the Status Bar277
Why Does My Phone Still Display the 3G Icon after I Turn off the Data Services278
How Do I Set Touch-Disable280
How Do I Set the Status Bar Not to Display Notifications282
What Is Talkback? How Do I Enable or Disable It283
System Applications284
Why Does My Phone Run Slowly When the Battery Level Is Low285
Why Does My Phone Become Less Responsive after I Have Used It for a Long Time286
Why Doesn't the Indicator Blink When a Notification Is Received During Charging287
Why Is the Call Ended When I Press the Power Button288
Do All Honor 7 Versions Support Quick Charging? Can I Manually Disable Quick Charging289
What Is My Phone's Temperature Rise290
What Can I Do if My Phone Generates Excessive Heat When I am Playing Games291
Does My Phone Generate Heat Due to Its Poor Quality293
Why Does It Take a Long Time to Charge My Phone294
What Can I Do if My Phone's Standby Time Is Short295
Why Does My Phone Generate Heat When Charging296
What Can I Do if My Phone Fails to be Charged297
How Long Should I Charge the Battery for the First Time298
Can I Use a Charger of Other Brands to Charge My Phone299
Managing Apps301
Why Doesn't My Phone Trigger the Location Reminder Even if I Have Set It in the Notes302
Why Does My Phone Automatically Delete some Notification Messages303
How Do I View or Update Reminders in My Notes304
Why Can't I Choose the SIM Card for Making Phone Calls and Why Does My Phone Make Phone Calls over Card305
Why Does the Third-Party App Installed on My Phone Encounter Exceptions306
Why Does My Phone Fail to Install an App307
How to I Set some Applications Not to Exit after the Screen Is Turned off308
Can I Uninstall Phone Manager309
How Do I Restore the Deleted Weather App310
Restart My Phone312
Backup, Restoration, and Update313
Why Does the Online Update Fail315
What Can I Do if the System Update Notification Is Still Available after My Phone Has Just Been Updated316
What Data will be Erased if I Restore My Phone to Its Factory Settings317
How Do I Back up Contacts to a Microsd Card318
Why Doesn't My Phone Receive the OTA Update Notification319
How Do I Set My Phone to Automatically Check and Perform Updates320
Fingerprint Identification321
Why Can't I Answer Calls, Take Photos, or Stop Alarms Using My Fingerprint322
How Many Fingerprints Can I Record323
Why Does It Takes a Long Time to Unlock the Screen after My Phone Has Been Used for a Certain Period324
What Can I Do to Successfully Unlock the Screen Even if My Fingers Are Dry325
Why Does My Phone Read My Fingerprint Slowly in Winter or When the Weather Is Dry326
Why Can I Unlock My Screen Even if My Finger Is Not Perfectly Aligned with the Fingerprint Sensor327
Why Can't I Enroll My Fingerprint Successfully328
How Do I Disable Fingerprint Unlock329
Dual Systems330
Others331
How Do I Know Whether My Phone Has Been Rooted332
Can I Browse or Edit Word, Excel, Powerpoint, and PDF Files on My Phone333
Why Do I Feel Electric Leakage or Shock When I Use the Headset334
What Is the Weather Information Inaccurate335
What Is the Safe Mode336
What Can I Do if Water Entered My Phone337
Why Can't I Use Voice Calls in Hangouts338
Why Can't I Use Buddy Help339
How Do I End a Call Using the Smart Cover340
Can I Change the Temperature Unit in the Weather App to ° F341
How Do I Set an Automatic Update Interval for the Weather App342
How Does My Phone Display the Number of Weeks on the Calendar343
Does My Phone Support the Counting Function344
Does My Phone Support the Countdown Function345
Smart Screenshot346
Why Can't I Draw a Track When I Partially Capture the Screen Using My Knuckles347
Does Smart Screenshot Affect the Standby Time of the Phone348
Why Can't I Slide to Answer the Incoming Call and Why Is There a Light Blue Screenshot Track on the Screen349
Why Is There a Light Blue Screenshot Track When I Perform Operations on the Screen350
Why Can I Wake up My Phone While My Friend Can't351
Why Is the Success Rate of Finding My Phone Using Voice Instruction too Low352
Why Does My Phone Prompt "Voice Instruction Failed to be Identified" When I Speak with Others353
Can I Set the Wakeup Keywords354
Does My Phone Only Support Chinese Wakeup Keywords355
Why Can't I Open the Long Cylindrical-Shaped Plastic Gift Box of the Full-Frequency Version356

Huawei Honor 7 - Why Cant I Use Mobile Data Services When Roaming

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