I activate my SIM card to use my smartphone

I put my SIM card in my phone

SIM cards: activation, formats. Everything you need to know

The SIM card is a necessary chip to connect your phone or tablet to the mobile network of your operator. But there are different formats: nano sim, micro sim, and now esim. Here is all you need to know.

What is the SIM card for ?

A SIM card is a small electronic chip, which allows you to connect your device to the mobile network of your operator. Thanks to it, access to your smartphone, your digital tablet, your 4G box, your 4G key, or your communicating object can be secure. It is provided to you by your operator.

How to insert the SIM card in my phone ?

A SIM card is provided to you with a new mobile subscription or a telephone package. These cards are removable: it is possible to insert them into a device or to remove them, when you change phone, tablet, operator or prepaid card for example. The SIM card insertion operation in your mobile or in your tablet is simple, but varies from one model to another: sometimes housed under the battery, the SIM card can also be inserted in a drawer on the side device. Consult the user manual to check the location of the SIM card.

How to put two SIM cards in my phone ?

Some mobile phone models may carry two independent SIM cards. They are called “double sim” or “dual sim”. The advantage ? You can benefit from two lines on the same phone. Ideal, for example, if you have a professional line and a personal line, if you have several different subscriptions, or if you want to benefit from the services of two operators during your trips. If this “Double Sim” option is now widespread, not all models are provided. How to choose your smartphone ?

Sim, micro Sim, nano sim: what differences ?

Depending on your model of telephone, tablet or 4G key, you will need to insert a SIM card from one of the following three formats: a universal SIM card is pre-cut in these three formats, which makes it compatible with all models phone. Recently, some manufacturers have also been offering smartphones with an on -board SIM card, completely dematerialized: it’s ESIM. No need to insert a traditional chip into your phone: just activate it online.

How to activate my SIM card ?

Once received by mail or removed in store, a SIM card must be activated to be able to operate, regardless of its format. Activation is generally very fast. Depending on your operator, the action can be done via your customer area, or by simple SMS.

Why change the PIN code of my SIM card ?

You have just installed your SIM card in your device. The default PIN code is simple: 0000. To prevent a third party from using your device badly, it is recommended to change your PIN code as soon as possible. The procedure to change the PIN code is simple, and is usually found in the “Settings” or “settings” menu of your device.

How to unlock my blocked sim card ?

After three errors in entering your PIN code, your phone, your tablet or your 4G key will lock. To unlock it, you need PUK code. This is on the plastic support where your SIM card was attached when you received it. You can also get it in your customer area, or by approaching your operator’s customer service.

Lost sim card: what to do ?

If your SIM card is damaged, lost, or stolen, you must connect to your customer area or get closer to your operator’s customer service, to order a new.

How to unlock my phone ?

This is no longer the case today, but if you bought your mobile several years ago, your tablet or your 4G key with a package from an operator, this one can be “simlocked”. If this is the case, this means that it can only work with a SIM card of this same operator, and not with that of a competitor operator. To “unlock” your device, you must go to the operator’s customer area from which you bought it. Another operator will not be able to unlock. You will have to have the IMEI number. This is written on a label stuck on the original cardboard of the device. It can also be recovered on your phone, by dialing *# 06# on the keyboard of your device.

• A SIM card is an electronic chip inserted in your phone, tablet or 4G key, to connect your device to the mobile network of your operator.
• The size of SIM cards being increasingly reduced over time, there are now several formats (standard, micro or nano).
• To operate, a SIM card must imperatively be activated. The activation procedure varies according to the operators, but is generally found in the customer area.

I activate my SIM card to use my smartphone

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I activate my SIM card
To use my smartphone

The SIM card is a smart card.
All information from my package is in my SIM card.
I have to put my SIM card in my phone to activate my SIM card.

I check the size of my SIM card

There are 3 SIM card sizes:

• The largest standard SIM
• The micro SIM average
• The little nano sim

Bouygues Telecom always gives the largest sim card.
But I can adapt my SIM card by detaching the frames around.

To adapt my SIM card to my phone I open my phone

I check the size of the SIM card:

If my SIM card has the standard size
I only remove The large frame around
There must remain 2 plastic frames

If my SIM card at the micro SIM size
I take off The 2 frames around
There must remain 1 plastic frame

If my SIM card at the size nano sim
I remove the 3 frames around

Attention : I must never throw my SIM card
In my SIM card there is important information

I activate my phone package

To activate my package I need:

• My postal address, that is to say where I live

• My email address is my internet address
If I don’t have one I take The file I create an email address

• My bank identity statement is my rib
If I don’t have one I take The sheet I open a bank account

• My SIM card number is the number above the bar code
Behind my SIM card

I put my SIM card in my phone

My phone will ask me for the PIN code
This is always the code 0000 in new phones

I can change the PIN code of my phone
I go to my phone settings menu

If I type a bad pin code 3 times
My SIM card will be blocked

To unlock my SIM card
I have to type the PUK code
The PUK code is behind my SIM card

The Puk code always remains the same
I can’t change it
I must always keep the PUK code