what does it mean when your phone says the sim card has locked?
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The SIM card on your mobile phone will become locked if you enter an incorrect personal identification number (PIN) three times. To unlock it you must reset your PIN by entering your SIM card's unique unlock key (also called a PIN unblocking key or PUK).
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When the iPhone keeps saying that your SIM sent a text message, it's trying to tell you about a pertinent SIM card activity. It has something to do with your network service provider. This can happen when some carrier settings are updated and that your SIM card requires an update as well.
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Might want to get those calls... If you phone is saying "Unknown" it means that no Caller ID was sent with the call. This happens for a number of reasons, one of them being the prefix *67 was used before placing the call - which suppresses the Caller ID. ... They often have Caller ID blocked for fairly obvious reasons.
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What this means is that the phone is not correctly identifying itself to the network. Depending on the type of phone you have you can try by updating the data profile on the device.
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If you just bought your phone from Verizon, it will be locked until 60 days after the purchase date. After that, your phone will automatically be unlocked by Verizon. ... If you're unsure whether your Verizon phone is unlocked or not, the easiest way to check is to insert a SIM card from another carrier.
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Internationally Unlocked Phones are unlocked from a service provider that it was previously locked to. ... US factory unlocked means that you can use a SIM card from any US carrier like t mobile, at&t, verizon,etc. International unlocked means you can put in a sim from any carrier in the world.
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The term "locked" typically refers to a device that can only be used on the Sprint network and cannot be activated on a competing carrier's network. An "unlocked" device is no longer locked to Sprint's network and the user may attempt to activate it on another carrier's network.
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UNLOCKED PHONES CAN BE PURCHASED WITH AND WITHOUT A SIM CARD To recap though: SIM free is the sale of a phone without a SIM card. A SIM free phone may be locked to a network. Locked handsets only work with SIM cards from one particular service provider.
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Not all SIM cards are the same. Depending on what country you purchased the SIM card, some of them are locked to the carrier that you bought it from. This means that you can use the SIM card in any phone that is sold by that carrier.
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There is different meaning factory unlocked suggests the phone was never carrier locked and bought directly from Apple for the full retail price. Carrier unlocked suggests that it was once locked to a carrier and has now been unlocked. Network unlock could mean either. Determine the exact model number of the phone.
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Go to “About”. Scroll down and you can see the IMEI number of your iPhone. Now open a browser and open the site imei24.com Now enter the IMEI number of your mobile in the box and then click on check. You can see the SIM card status as locked or unlocked.
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Asda Mobile handsets bought from our stores are unlocked. If your phone wasn't bought from Asda it's easy to find out if your phone is locked. Simply insert a SIM card from another network and see if the name of the network appears on your handset. If it does and you're able to use your phone, it's unlocked.
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It means just what it says, that the party you're calling is busy and not available. It's a message that's transmitted through the network, so there's nothing wrong with your phone. It simply displays what it's being told. PRL Interpretations.
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Unlocking your phone means you can use any network's Sim card, giving you the freedom to switch providers, lower costs and pass your phone on to others. Networks can no longer charge you for this if you're out of contract, though if you're still in contract or on pay-as-you-go, they may.
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If you phone is saying "Unknown" it means that no Caller ID was sent with the call. ... Might be from someone that they do not want you to call them back. It could also be from various law enforcement agencies. They often have Caller ID blocked for fairly obvious reasons.
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Often WhatsApp calls won't ring when your iPhone is locked because of a device or in-app notification configuration. Rarely, but possibly, the issue could also be software-related, where the WhatsApp version installed on your device has some bug that's causing it to malfunction.
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Go to http://iphoneoperatorcheck.com/ and enter your IMEI number (SN works fine) and it will tell you the lock status. Note the following with regard to the above; 1) A locked phone will show as unlocked until activated after which the status will change to locked if the phone is locked to a carrier.