Samsung Galaxy 2 Sim 2 Sóng

Depending on your điện thoại it will either come with a dual SIM or single SIM tray. Dual SIM models allow you to use two SIM cards in one device. This is handy if you have separate phone numbers for work and home or if you would lượt thích to use a local number while keeping your original number active when in a foreign country. 

There are three types of SIM card trays:

Single SIM: 1 SIM card slotDual SIM: 2 SIM card slotsHybrid SIM: 1 SIM card slot và a hybrid slot

A hybrid slot can take either a second SIM thẻ or a microSD card for expandable memory, giving you the flexibility to choose between a second SIM thẻ or extra storage.

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To kiểm tra which type of SIM thẻ tray your device has, remove the SIM card tray & have a look. If it says SIM2 it"s a dual SIM, if it says SIM2 microSD it"s a hybrid.

The S21, S21+ và S21 Ultra come with a new, more compact dual SIM card tray. This tray has space for one nano SIM card on the top, and another on the underside. Follow the steps below for more details on using two SIM cards with your S21.

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Activate both SIM cards are activated you can receive calls & messages on both cards. If you are speaking on a hotline using one card, the other thẻ cannot be used to lớn receive new calls at the same time.

Once you have enabled both SIM cards, you can switch between SIM cards quickly using the quick panel or through the settings menu.

To switch between SIM cards through the quick panel:

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