Can the Redmi note work with a mobile 4G card?

If you put a 4G card in it, it will automatically switch to 2G and use 4G networks that are not supported.

No, the Redmi Note Unicom Edition is not a 4G mobile phone and cannot use the 4G network.

Redmi note mobile version of the mobile phone,It is impossible to change it to the Unicom version,This is determined by the hardware of the mobile phone terminal。

The network standards supported by the Redmi Note mobile phone terminal are as follows:

As can be seen from the parameters in the figure, the mobile phone supports mobile 3G 2G network and China Unicom 2G network at the same time. If you insert a mobile 3G mobile phone card, you can use the mobile 3G network.

The mobile phone does not support Unicom 3G, but you can use Unicom mobile phone card in the Unicom 2G network environment, and if you insert a Unicom mobile phone card, you can use Unicom 2G network.

Redmi Note mobile version, this model can use Unicom card, but it does not support Unicom 4G network, can only use Unicom 2G network.

Xiaomi Redmi Note (Dual SIM Enhanced Edition Mobile 4G 2GB RAM) Parameters:

Network Type:

Normal play**,Texting and using 2G network is still OK,Redmi Note supports Unicom 2G network。

Yes, but it does not support China Unicom 4G network.

The mobile version does not support China Unicom Internet access, and can only be called**.

1. Redmi Note Mobile 4G can use Unicom card.

2, however, Redmi Note Mobile 4G only supports China Mobile 4G 3G 2G network, if you use Unicom card network, only China Unicom 2G network is supported.

3. Redmi Note is divided into 4 versions:

1) The standard processor frequency is:

The memory combination is 1GBRAM+8GBROM;

2) Mobile Special Edition processor frequency is:

The memory combination is 1GBRAM+8GBROM;

3) The frequency of the enhanced processor is 2GB of memory

ram+8gbrom；

4) The frequency of the 4G Enhanced processor is 2Gbram + 16Gbrom memory[1].

Of course, the mobile version of the mobile phone can use the Unicom mobile phone card, but the mobile phone does not support China Unicom's 3G4G network, and the use of the Unicom card can only use the Unicom 2G network, that is, the Internet speed is very slow and slow.

It supports China Unicom's 2G network, so it can be used normally by inserting a China Unicom card, but it can only be used up to China Unicom's 2G network.

Redmi Note Mobile Plus does not support China Unicom's 3G network.

From the above, it can be seen that the mobile terminal supports the mobile 4G, 3G, 2G network and China Unicom's 2G network, does not support China Unicom 3G network, if you insert China Unicom 3G card, you can use China Unicom 2G network.

You can use China Unicom card, but you can't accept 4G and 3G signals, and you can only use 2G signals.

The single-card version of the Redmi Note mobile terminal has two versions: Unicom 4G version and mobile 4G version. Therefore, it is impossible to distinguish whether the mobile terminal is a single card or a mobile version.

The network standards supported by China Unicom's 4G single-SIM version of the Redmi Note mobile terminal are as follows:

As can be seen from the parameters in the figure, the mobile terminal supports China Unicom 4G, 3G, 2G network and mobile 2G network.

The network standards supported by the mobile 4G single-SIM version of the Redmi Note mobile terminal are as follows:

As can be seen from the parameters in the figure, the mobile terminal supports China Unicom 2G network and mobile 4G, 3G, and 2G networks.

Therefore, if you need to distinguish whether the Redmi Note mobile terminal of a single card is the Unicom version or the mobile version, you can distinguish it by the network standard supported by the mobile phone terminal, or you can check the manual of the mobile phone terminal.

The fourth-level single SIM card is the dual 4G version of China Mobile Unicom. Both China Mobile and China Unicom are available.