Hi,
I install the last update last tuesday. I observe when I'm calling the phone take a time for initiate the communication. During this time the phone switch from 4G to 2G. Why the phone switch ?
| 2 | retagged |
Hi,
I install the last update last tuesday. I observe when I'm calling the phone take a time for initiate the communication. During this time the phone switch from 4G to 2G. Why the phone switch ?