Does My Phone Support The Gsm 850 Mhz Network While It Is Roaming In Other Countries - Huawei P8 GRA-UL00 Faqs

P8 Smartphone FAQs
11.5 Does my phone support the GSM 850 MHz network
while it is roaming in other countries?
Yes.
11.6 Why can't my phone access the Internet or use data
services?
I. Insert the card and power on your phone.
1.
2.
3.
4.
II. Identify other causes.
5.
6.
7.
8.
9.
11.7 Why does my phone have no signal after I take it out
from my pocket and become normal after I restart it?
The phones using cut cards may encounter this problem. You are suggested to use a standard
SIM card.
11.8 Why is the signal unstable?
1.
Issue 01 (2015/03)
Make sure the SIM card is normal. The new card or cut card may encounter the network
access problems. Use the SIM card on another phone. If the other phone also fails to
access the Internet, replace your card at the customer counter.
Make sure you have sufficient balance in your account and there is sufficient data traffic
quota of your data plan.
For a dual-card phone, make sure the data traffic is activated for the current card (if the
data traffic is successfully activated, Up and Down arrows are displayed near the signal
bar. You can set the data traffic in Settings > Manage SIM card.
Disable the mobile data function and then enable it again.
Make sure Mobile data is enabled. Click down from the status bar to enable mobile
data.
If the 4G service is not enabled for your phone, disable the 4G function to avoid signal
interference.
Go to Settings > Mobile networks > Access Point Names > Edit APN protocol.
Change IPv4/IPv6 to IPv4, and then restart your phone.
In certain areas (in Shenzhen), if the data quota of the 4G data package is used up, your
phone fails to register with the 4G network. You can temporarily disable the 4G
function.
Go to Settings > Wireless & networks > More > Mobile networks > Access Point Names.
Reset the access point.
Make sure your SIM card is a 4G card, the 4G service is enabled, and 4G data plan is
valid.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
11 Network access and data sharing
2