How to set the card slot you want to use as the default primary card?

According to the information you provide, if you need to use China Unicom card as the main Internet access card, you only need to set the default Internet data to China Unicom card, and different mobile phones have different setting methods.

1. Take the Redmi Note mobile phone as an example, the specific operation is as follows:

1. Click "Settings"; 2. Click "Dual SIM and Mobile Network"; 3. You can choose "Card 1" or "Card 2" as the default Internet traffic, such as "Card 2" Internet traffic.

2. Take Huawei mobile phones as an example, and the specific operations are as follows:

1. Enter [Settings] - [SIM Card Management] on your phone; 2. Set the default data to [Card 2].

Generally, it is set up Wireless and Network Dual SIM Management Default Mobile Data: Card 1 Card 2 This is the path of Huawei Honor 8 Youth Edition.

Other mobile phones generally choose which card slot to enable after entering from wireless and network, such as Xiaomi. iOS is not clear, you can ask someone else.

Generally speaking, for dual SIM dual standby, calling**connection** is a choice of both. Therefore, the main card generally refers to the main traffic card. In this regard, I don't know if it helps.

Open the phone settings, there will be a dual SIM in the phone, and in the um, the communication equipment is found in the device, I use the device to modulate this is generally very simple, there is no big operation, I hope mine can help you.

From Settings, find Wireless & Network, then Dual SIM Management, and then Default Mobile Data: Card 1 Card 2

Set up dual SIM management 4G 3G card slot selection: card 1 card 2

Generally set up Wireless & Network Dual SIM Management Default Mobile Data: Card 1 Card 2

I recommend Romax power bank, which has good performance and strong battery life. I've been using it for a long time without any problems, it's a rare power bank. You can buy one and try it Hello, if you forget the service password, you can log in to the operator's online business hall to reset it, take telecom as an example:

First of all, log in to the online business hall of China Telecom, click to log in and then enter your mobile phone number, and click on the forgotten password after completion, as shown in the figure: after entering, select the first reset service password, and click to enter.

In the settings, the dual SIM management can be modified.

Set up card 1 card 2 and you're good to go.

Settings are turned on, dual SIM management.

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Hello,Generally, there is only one card slot in the card slot of the dual SIM dual standby machine, which card slot supports 3G Internet access,It depends on which card slot you support3G Internet access,And whether it supports Unicom3G or mobile3G。 In addition, if both card slots on your phone support 3G Internet access, it depends on whether your mobile phone card slots correspond. You go in to set up, double card settings, you can choose to play**, the default text message is card one or card two, and the default Internet is card one or card two.

It's okay to set up a judgment on Lee.

To change the default card settings, you need to have at least 2 SIM cards installed on your phone.

If only one SIM card is installed in the source of security, the current SIM card will be locked and cannot be changed. Here's how to change the default card settings:

1. First of all, pull down the single column of the wide state at the top of the mobile phone, and click the gear icon in the upper right corner to open the settings page;

2. Find the "Network" related settings on the settings page;

3. In the network settings, you can find the "Dual SIM Management" option;

4. Enter the dual SIM management interface, you can see that when there is only one SIM card, card 2 cannot be enabled;

5. Load the second SIM card, the option of card 2 can be set, and the button of card 2 can be opened;

6. The system will prompt you to switch the default mobile data card, click "Switch";

7. Wait for the mobile phone to switch;

8. The switch is successful.

1. First of all, you should put your finger on the status bar above the clearest difference of the mobile phone interface and swipe down the screen, after swiping down the screen, you can see a gear sign above the interface, tap this sign.

2. After answering Pipi, you will enter the settings interface, and tap the wireless grip and network logo pointed by the arrow in the settings interface.

3. Then tap the Dual SIM Management logo in the wireless and web interfaces.

4. In the dual SIM management interface, you can see that card 2 is not enabled.

5. Tap the open switch icon behind card 2, because card 2 is the traffic card of China Unicom card, tap the corresponding open option of card 2 behind the default data card.

6. After that, a prompt will pop up at the bottom of the interface to switch to the mobile data card, just tap OK.

7. After that, the interface shows that it is switching, please wait.

8. Wait for a while, and then tap the OK icon in the pop-up UIM card application prompt box.

Hello friends, you can open the phone settings, and set the default data card in it.

Open the mobile phone settings - go to "Dual SIM and Mobile Network" - click "Internet access" to set the main SIM card to use.

If it is a mobile phone with dual SIM and dual standby, please place the Unicom card on card slot 1.

If you say that the number of rents is set up on the main card, it is a fusion of the relationship between the main and secondary cards, you can bring valid documents to the business hall to set the number you want to set as the main card of the prudent type.

Yes, you can set it up in Mobile Settings - Mobile Network Settings!

Settings - Dual SIM and mobile network - Default card settings - Choose the one that goes online, which card you choose is 4G, and the other is 2G

Settings >> Dual SIM & Mobile Network >> Default card settings.

If you want the mobile card to be in the 4G state, the Unicom card 3G is also OK, and the current status is, as long as the Unicom card is set to the network card, the mobile card can only be in the 2G state.

Just look for the mobile network settings in the phone settings, if it is 2 cards, set up 2 cards.

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If it is a mobile phone with dual SIM and dual standby, please place the Unicom card on card slot 1. If you say that setting up the main card is to integrate the relationship between the main and secondary cards, you can bring a valid certificate to the business hall to set the number you want to set as the main card.

How to set up a Unicom card as a card.

If it is a mobile phone with dual SIM and dual standby, please place the Uni-Prudent Petone Card on the card slot 1. If the number of rents you said to set up the main card, is the integration of the relationship between the main and secondary cards, you can bring a valid certificate to the business hall to set the number you want to set as the main card.

If it's a dual-SIM phone.

In the SIM card, there are card 1 card and 2 settings, only need to set the card slot inserted into the Unicom card as the main card, you can also set the single card display or dual card display;

Different mobile phone brands have different settings, so it is recommended to check the mobile phone manual or contact the corresponding customer service.