Simply insert a SIM card from a different network operator than the one currently being used into the phone. If the phone works it is unlocked.

Yes. If you have a locked handset from your current provider, your provider is obliged to give you the unlock code after one year, regardless of your current contract period. You can then unlock your phone and use it with an ACN SIM card. See similar questions...

You can either ask your mobile phone supplier or insert your UM+ SIM card into your phone and switch it on. If a normal screen is displayed your phone is unlocked. If the screen displays an error message such as "Enter Subsidy Code" or "Phone Restricted" or asks to enter a code other than the PIN code your phone is probably SIM locked. See similar questions...

Yes. If the Mobile Email application is on the new phone, you will need to set up your account. If the Mobile Email application is not on your new phone, and you did not delete your email account from the Mobile Email application, you will continue to receive "new mail" alerts. Your phone will not be able to read the alert, and it will appear as a garbled text message (containing text "OZMAIL" in the message). See similar questions...

A sim free mobile is just a mobile phone in its purest form, as it was manufactured. When a mobile is built, it isn't put together with any contract or company network in mind; it's just a brand new mobile phone ready to be used with the sim card you choose to insert. It's a bit like your own new computer before you had an internet provider or an account set up. It's important to differentiate between sim free mobile phones and unlocked phones, which are by definition tampered goods. See similar questions...

This means that you have a SIM locked phone and will have to go to your previous carrier to obtain the unlock code. See similar questions...

The simplest way to check if your phone is locked is to insert a SIM card from another network and see if the phone will accept it. If your phone is locked you will often see an error message of some kind. These messages vary depending on your handset manufacturer: If you do not have access to a SIM card from another network then there is a less scientific method you can use to check if your handset is locked. Simply look to see if your network has placed their logo on your phone somewhere. See similar questions...

If you receive this message, it is an indication that the phone is unable to detect your SIM card properly. Please check your SIM Card to make sure it has been inserted properly. If necessary, remove the SIM card and then re-insert it. If the SIM card is re-inserted and you still receive this message, your SIM card or SIM card reader in your phone may possibly be defective. Please note the error and call 1551 for additional assistance. See similar questions...

Only phones bought in a "package", together with a SIM, can be locked. If the phone is locked, it is always written on the box (legal reasons)! If you have to sign a contract before they let you take the phone home, it is likely to be NOT locked. But if you don't have to legitimate yourself at all, it is probably locked. you signed a contract to pay abonnement for at least a year (and it is not a special network provided phone) But only by trying with a different SIM you can be sure. See similar questions...

Just read the instructions, charge the battery, insert your existing sim card (any network, contract or not) or a new sim card, turn it on and you're ready. You may not be able to use all mobile phones in all countries, but more and more phones can be used anywhere there is a mobile phone telecommunications network, so long as you have the right sim card. See similar questions...

Well you may not want a contract, or you may live in a country where you cannot get a contract, or you may have to pay a deposit before you are allowed the contract, or you may need lots of phones, or you may not want to be committed to paying a network provider a chunk of money for calls you do not know for sure you are going to make, or you may not be able to get the very latest phone on contract yet, or you may have lost/broken/swallowed your last phone and want a brand new replacement to use. See similar questions...

Sim-Free means the Mobile Phone does not come with a sim card. You either must have your own sim card to place in the phone or you need to buy a pay as you go sim card of your choice (T-Mobile, Orange, Vodafone or O2) to insert in the handset. See similar questions...

No, you don't have to change your SIM card, the SIM card and the phone number are not related together. See similar questions...

The primary function of the Telkomsel MPOS SIM card is to add MPOS service access menu on your mobile phone. In addition to being able accept mATM payments from your clients, you may also access the following transactions on your mobile phone: Also, if you also re-sell prepaid refills, you can use your phone as a terminal to sell electronic prepaid refills to Simpati users See similar questions...

You should immediately call 1626 to suspend your line to prevent any unauthorized use. SingTel will suspend your line (ie. All your Multi-SIM cards will be suspended). Pls proceed to hello! shop to obtain your replacement Multi-SIM cards & reinstate your line. Pls note down the remaining Multi-SIM cards that you're holding so as to aid us in identifying which is the lost card to be replaced. Replacement of your lost Multi-SIM card is FREE. You do not need to change your Multi-SIM Cards. See similar questions...

A SIM Free mobile phone means you get the phone without the line (or the GSM chip / SIM, that goes with it). It also means that the phone is not locked to any particular network so any sim card will work with your phone. You need to check the frequency of your network is available on the phone you want to buy. See similar questions...

A3. 'Pay as you go' SIMs offer the best solution over a monthly contract. Text messaging is very cheap and 'text bundles' can be purchased from most network operators making the cost per text message even cheaper. It is best to purchase a SIM from the same operator as your personal mobile (target phone) phone. This ensures your phone will receive a good signal (providing your personal mobile phone gives a good signal) and text messages often arrive quicker when sent to the same network. See similar questions...

Your account and messages will still be active as long you maintain the same mobile number. You need not register for the service. See similar questions...

SP locked, SIM locked, Subsidy locked, it means your phone is locked to a certain network provider. This means you can only use the service / SIM card from that particular one network provider. If you want to use a SIM card or service or another provider, your phone will reject it. Even if you have a world phone, you can't really use other providers in other countries, which makes it essentially useless. See similar questions...