The main purpose of the vivo Y21t 3G (stands for 3rd generation of wireless communication) is to give a fairly high speed wireless connection for several forms of data, including multimedia, sound tracks, and video in addition to voice calls. However, we have to know that vivo Y21t 3G mobiles are innovated to be utilized on 2G networks also.
Can vivo Y21t Use 3G Networks?
Please know that 3G technology is available on vivo Y21t.
How to Turn On/Off 3G on vivo Y21t ?
To switch On/Off 3G on vivo Y21t apply this method:
1) Go to Settings
2) Tap Network & internet
3) Select SIM card & mobile network
4) Select SIM 1 or SIM 2
5) Tap Mobile networks
6) Hit the preferred network.
Main Ways to Identify If vivo Y21t 3G
In fact, there are several ways to identify if 3G function is available on vivo Y21t or not. But these two common ways are working on both iOS and Android operating systems:
Way-1
On the top of your vivo Y21t screen you should be able to see if it says 3G.
Way-2
Follow these steps to identify if your vivo Y21t is 3G:
1) Dial *#06# on your phone to get vivo Y21t IMEI number.
2) Browse www.imei.info, enter your IMEI number and select Check.
3) You’ll see a report. Look at the LTE section – it will display all the frequencies that are supported by your phone. 3G service runs on the 2100MHz frequency, so if you find the number 2100, then your vivo Y21t is 3G compatible.
Please note that you can always check the phone’s user manual.
Note: LTE Option on mobile setting generally refers to 4G networks.
Knowing More About vivo Y21t 3G
What is LTE?
Long-Term Evolution (LTE) is a standard for wireless broadband communication used for cellular devices and data terminals. Its frequencies as following:
3G connections: 900 MHz and 2100 MHz (band 1 and 39).
4G connections: 800 MHz (band 20), 1800 MHz and 2600 MHz (band 7 and 38).
5G connections: 700 MHz (band 28) and 3500 MHz (band 78).
Note: LTE Option in mobiles settings generally refers to 4G connections.
What is MHz?
MHz (Megahertz) is a unit of frequency equal to one million cycles per second. It is used to measure the transmission speed of electronic devices, including mobile phone communications.
Band Meaning:
The band is an interval in the frequency domain, restricted by a lower and upper values of transmission capacity over network communication systems. However, in general we are using bandwidth word to refer to the capacity of a network.