How to activate Smart Dual SIM in Samsung Galaxy J2-2016(SM-J210F)?

  1. 1 Tap on Apps icon from the Home screen.
  2. 2 Drag the Screen upwards to access more apps.
  3. 3 Tap on Settings icon.
  4. 4 Tap on More connection settings.
  5. 5 Select and tap on SIM card manager.
  6. 6 Tap on Smart dual SIM option.

Besides, How do I activate dual SIM?

On your Android app, go to the ‘ ā‰” ‘ Menu button (to the top left corner of your app) > Select the āš™ ‘Settings’ option from the list > Tap on the ‘Dual Sim’ option, and turn the dual-sim mode toggle ‘ON’.

Keeping this in mind, How do I activate my SIM 1 and SIM 2?

  1. Make sure you have inserted both SIM cards.
  2. From your Home screen, tap the Application screen icon.
  3. Find and tap Settings > Dual SIM/Dual SIM settings.
  4. Drag the sliders beside SIM1 and SIM2 to the right. Alternatively, mark the SIM1 and SIM2 checkboxes.

How do you use both SIM cards?


How to Use a Mobile Phone With Two SIM Cards

  1. Locate the cell phone’s dual SIM card slots. …
  2. Insert both SIM cards into the dual SIM card slots and reassemble the phone as necessary. …
  3. Turn on the phone. …
  4. Enable the SIM card you wish to use to place and receive calls. …
  5. Locate the cell phone’s single SIM card tray.

Can you use 2 SIM cards at the same time?

A smartphone or phone that can hold two different SIM cards at the same time is called a Dual SIM device. Having two SIM cards means that a Dual SIM smartphone can use either of the two SIMS to initiate or to receive phone calls.

Why is my SIM 2 card not detected?

Open Settings > Mobile Network. Under SIM Card info and Settings, Tap the SIM, and toggle on ā€œEnableā€. Also, make sure the data roaming is ON to avoid this issue when you’re in a roaming area. When you face the issue of ā€œSIM Card not detectedā€, clearing out cache data could prove an effective solution.

Why my second SIM slot is not working?

Open settings > sim and network> sim2. First turn off and then turn on the sim 2. after the scan completes manually camp to the 2G network (not 3G) for sim 2. If you get pop up to restart the device, do that.

Why does my phone say SIM 1 and SIM 2?

One would choose to have one network for calls and the other for data mainly for financial reasons. The exact support for each SIM slot depends on the phone but in most cases: SIM1 supports all features of the network (2G/3G/4G/data) SIM2 can be used only to make or receive voice calls, in many cases 2G only.

How do I choose which SIM card to use?

To decide which SIM is used when you’re making a call from your Android smartphone, you can set a Preferred SIM for Calls or use the Default calling SIM option. Tap on the setting displayed on your device. A menu should pop up, and you can decide which SIM card you want to use as the default when you make a call.

How do I switch numbers between dual SIM?


To change your cellular settings for each of your plans, follow these steps:

  1. Go to Settings.
  2. Tap either Cellular or Mobile Data.
  3. Tap the number you want to change.
  4. Tap each option and set it as you normally would.

How do you switch between SIMs on a dual SIM phone?

Depending on your device, press on the option to change the default SIM or tap the box corresponding to the SIM that you want to use. On the next screen, tap on a SIM to select it or confirm your choice by tapping Switch.

How does a dual SIM work?

A Dual SIM card phone is a phone with two SIM cards. Each SIM card gives you a phone number and a connection to the phone network. It can hold two numbers and two identities at once. You can make or receive calls and send or receive texts on either number and you can give each number only to the people that you chose.

How do you change data from SIM 1 to SIM 2?

Go to Settings > Mobile network > SIM management and set SIM 1 or SIM 2 as the default mobile data or default calling SIM.

Can I have 2 phone numbers on one phone?

Absolutely. There are two ways to do this depending on your needs. If both devices already have their own phone number and data plan then you can access your primary number from either phone any time through the DIGITS app.

Why is my SIM card not showing up on network?

All the background apps and memory leaks, which may cause the network issue, can also be cleared merely with a restart. This one is self-explanatory. Remove the SIM cards, and reinsert them properly. … If it’s still showing the error, then try your SIM in another phone.

Why is my SIM card slot not reading my SIM card?

Loose SIM card slot will caused the card losing the connection with the reader of the device. Solution: You can try to apply some pressure to the slot check again if the slot hold the SIM properly. 3. Dust over the slot and SIM card reader making the slot incapable of reading the card properly.

Why my sim slot is not working?

Turn off your phone and remove the SIM card. Clean the gold connectors on the SIM with a clean lint-free cloth. Replace the battery and turn your phone on without the SIM. Turn your phone off, replace the SIM and restart the phone.

What do I do if my SIM card is not showing up on the network?


How to fix ā€œMobile network not Availableā€error on android phones

  1. Restart Your Device. …
  2. Remove SIM Card and Put it Back. …
  3. Check Network Settings. …
  4. Check whether phone is in Roaming Mode. …
  5. Update the phone system to fix software bugs. …
  6. Turn off mobile data and turn on it again. …
  7. Turn off WiFi. …
  8. Make sure Airplane mode is turned off.

How do I fix my SIM card no signal?


How to Fix ā€œNo Service and Signalā€ on Samsung and Android

  1. Restart Your Android or Samsung Device. …
  2. Toggle Airplane Mode. …
  3. Manually Select Network Operators. …
  4. Run a Ping Test With Service Mode. …
  5. Double-Check Your Sim Card. …
  6. Restore Factory Settings.

What is the difference between SIM 1 and SIM 2 driver?

They are different and do different things. The SIM2 is way more forgiving and neutral. It also has a much deeper face that many prefer. I found the SIM to be faster; the SIM2 launches higher and spins a little more.

Why do I have 2 Sims on my phone?

Dual SIM phones allow separate numbers for personal and business calls on the same handset. … Dual SIM phones allow users to keep separate contact lists on each SIM, and allow easier roaming by being able to access a foreign network while keeping the existing local card.

How do you change data from SIM 2 to SIM 1?

Go to Settings > Mobile network > SIM management and set SIM 1 or SIM 2 as the default mobile data or default calling SIM.

How do I change my default SIM card?


How to Set Default SIM for Call and Text in OPPO or Android…

  1. Go to [Settings] > [Dual SIM & Mobile Network].
  2. Under [DEFAULT CARD SETTINGS], tap [Call] to set the default SIM for calls.
  3. Go back to [DEFAULT CARD SETTINGS] and tap [Internet] to set the default SIM for mobile data connection.