Att device unlock

Quickly check the status of your device unlock request. All you need is your device IMEI and unlock request number. Find a store Ver en español. Skip Navigation.

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Jul 15, 2023 · Hey @TayTayMurphy, we know it's important to get your Galaxy S22+ unlocked, and we're here to walk you through this process.. The information both of our ACEs, @Gary L and @GLIMMERMAN76, gave is correct.In order to unlock an AT&T device, it'll need to be active on AT&T postpaid service for 60 consecutive days or 6 …

Sep 21, 2023 · We're here to help get your device unlocked @ averod.. If you haven’t tried, please submit your request using our Device Unlock Portal and your device must meet our Eligibility Requirements.. Is an AT&T phone or device and isn’t active on another AT&T account. Hasn’t been reported as lost, stolen, or involved with fraud.Sep 27, 2023 · 1) borrow a friend with AT&T’s SIM card. Put it in your phone and submit the unlock request with their account information you have to leave that sim in the phone until you get back about the request. This worked for me a few years back, but it might not work these day. 2) Submit a complaint to the FCC.Sep 30, 2023 · I requested a device unlock, as the “may take up to 24 hours approached” I received a message stating they needed to do further investigation with no time line attatched. After 5 more days of waiting which was a total of a week. I canceled and started the process again and I’m right back at the same point waiting for approval.Feb 9, 2024 · Learn the requirements and steps to unlock your AT&T phone for use with other carriers. You'll need your phone number, IMEI number, and email address to …Aug 31, 2022 · The permission to unlock your phone comes from the carrier, but the actual unlock Hass to be completed by connecting with Apple servers. Either Wi-Fi or a cellular connection should complete the unlock process. Apple can take up to 48 hours to complete the unlock process. If it has already been two days since your approval and the phone is ...Nov 7, 2022 · In the meantime, try clearing the cache and cookies and power cycling your phone by pressing and holding the Power/Lock button on the right side of the device, then select Power off. To turn the device back on, press and hold the Power/Lock button until the screen lights up. Uninstalling and reinstalling the app may help as well. Jul 19, 2023 · Community Support. •. 231.3K Messages. 9 months ago. Glad to help with your device unlock concern, Cristinatr. You posted under Email, but our Wireless team will have to assist you. We'll go ahead and transfer your case, so they can reach out to you. Aminah, AT&T Community Specialist. 0.

Feb 5, 2024 · If your device isn't eligible to be unlocked, and you're traveling abroad, choose an AT&T International Plan. Unlocking your device:- Once your request is approved, check your text messages or email for instructions and an unlock code (if required). iPhones® don't have unlock codes. Mar 17, 2023 · ATTHelp. Hi Chellucid, we're here to help with your device unlock request. When submitting a device unlock request, it usually takes a few minutes to approve your request, however it can also take up to 48 hours. If you do not have a wireless phone account, you have to select Confirm request on the email we sent you. Dec 7, 2022 · Keep your personal info safe. Set a security option on your phone or tablet to prevent outsiders from accessing your contacts, personal info, or other important data. Jan 29, 2019 · Hello @Bank1362,. We can definitely take a closer look into why you're receiving this message when you try to unlock your wireless device. We'll need some more details in order for us to better assist you. Did you receive this message when you tried to submit an unlock request with our Device unlock portal, or has your unlock request …Aprende cómo desbloquear tu nuevo dispositivo de AT&T con esta guía en español. Sigue los pasos para verificar el estado de tu solicitud y activar tu teléfono.Apr 22, 2022 · The device is not currently active on a different AT&T customer’s account. If you performed an early upgrade, you must wait the 14-day buyer’s remorse period before you can request to unlock your previous device. Visit our Unlock Support page for the full requirement list. Thank you for visiting Community Forums. Ashley, AT&T Community …Sep 24, 2021 · Why would you AT&T prepaid put this unlock app on a phone that it will not work with. When I tap on the App it immediately crashes instantly. This description says it works with my phone but No it …Apr 5, 2022 · Hey @Hollywood68, let us help you with getting your device unlocked.. If you are planning to use your AT&T Device with another carrier, it has to be unlocked and meet the following general requirements for all unlock requests:. The device must be designed for use on, and locked to, the AT&T wireless network. It must not be reported lost or stolen.

Jul 18, 2019 · Let's help you to unlock your device, @Uwishucud2! One action that can help resolve your experience is to make sure that you're using the correct type of SIM card in the phone while attempting to unlock your Samsung Galaxy S9 (e.g. 4G vs. LTE). In case you're interested in knowing more about device unlock, we invite you to check out …Oct 27, 2023 · 1. Power off the device and insert a non-AT&T SIM card. • If your SIM card slot is located under the battery, remove the battery. 2. Power on the device with non-AT&T SIM. • For devices with removable battery, insert the battery back into the device. Wait. for the message: “Enter the device unlock code.”. 3. Mar 6, 2023 · The ATT unlock website says an active number for 60 days. The device was paid off 30 days ago, it was on the ATT network for maybe only 3 weeks. ATTs unlock site tells me the IMEI is locked out for 30 days now after attempting too many unlock requests. Its running on T-Mobile with an xda trick but each OS update I'm afraid it's gonna relock …Nov 24, 2017 · Follow the prompts. . . . Click the link in your *Text message to check your status. If you are a **non-AT&T customer, click the link in your Email follow steps 2-4. Go to our Status Portal . Enter your IMEI Number & Request Number. Follow the prompts.

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Dec 7, 2022 · Learn how to check your device unlock status Find out the status of your request to unlock your AT&T phone, tablet, mobile hotspot, or other device. It usually takes a few minutes to approve your request, but it may take up to 48 hours. Aprende cómo desbloquear tu nuevo dispositivo de AT&T con esta guía en español. Sigue los pasos para verificar el estado de tu solicitud y activar tu teléfono.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...4 days ago · Review the eligibility requirements and submit a request to unlock your phone or device. Find a store Ver en español. Skip Navigation. Menu. Deals Wireless Internet Accessories Prepaid Business. Search. Support. My AT&T. Start of main content ...Jun 20, 2023 · Use a different browser to access the page. Depending on which browser you are using, there may be compatibility issues between the browser and the website. Be sure to check your device unlock eligibility. Though you have paid for your device in full, the wireless number assigned to the device must be active for at least 60 days, and you must ...

Your device is unlocked reliably, legally and permanently and confirmation of this is sent to you via Email and SMS. Apple devices are unlocked over-the-air, and other devices are unlocked via a code. ... Unlock ATT Samsung Galaxy A02; Unlock ATT Samsung Galaxy A10; Unlock ATT Samsung Galaxy A11; Unlock ATT Samsung Galaxy A12;Oct 27, 2023 · 1. Power off the device and insert a non-AT&T SIM card. • If your SIM card slot is located under the battery, remove the battery. 2. Power on the device with non-AT&T SIM. • For devices with removable battery, insert the battery back into the device. Wait. for the message: “Enter the device unlock code.”. 3.Oct 23, 2023 · I switched my service to t-mobile and didn’t unlock my device first and now AT&T is not assisting me with unlocking my device. It has been 5 days now. I submitted a request online to unlock it, and a case was opened. I have no balance on my account, and phone has been paid off more than 60 days. This is becoming very inconveniencing and …May 21, 2022 · Allow us to share the steps for unlocking your device, Zach_da_quack! In addition to our ACEs reply, if a phone is purchased from a non-AT&T authorized dealer or sites like eBay, AT&T may be unable to unlock the device. You or your brother will need to contact the original owner, and ask them to reach out to us for further assistance with …May 7, 2023 · It's an FCC allowance that when prepaid phones are sold at under retail cost, which the phone was, the carrier is allowed to keep the phone locked for up to 12 months. And the conditions under which the provider will unlock it should be published on their website, which it is. AT&T only requires 6 months.Sep 29, 2023 · I'm attempting an unlock on a little flip phone- an AT&T (Foxconn) "EA211101" with KaiOS. if I put a non-AT&T SIM card in it and turn it on, it asks for an unlock code... so I submitted the request online (as I have done many times with smartphones), but the emailed response said "Your AT&T PREPAID phone comes with a …May 4, 2015 · Unlock Request Denied. Respected Sir, I bought a used Moto X - XT1058 in my country (Pakistan) about 2 months back. The device was network locked. I'm a Non-AT&T Mobility Customer and outside US. I requested unlock code but was denied because: Your device is currently active on another AT&T customer’s account.Nov 3, 2022 · Our next message will appear there. In the meantime, you want to check out our Device Unlock Requirements to see if your device is eligible to be unlocked. You can also try updating the app to see if there are any updates available. You may find steps on how to update your apps using our Device Support tool and start by selecting your …

Aug 9, 2023 · Pay off your device, if required. Wait 24 hours for the next step. Request an unlock from your provider, if required. Choose a plan and get a free SIM or eSIM. Xfinity. Find out if your device will work on our network (PDF, 498KB) Check phone unlock eligibility. Pay off your device, if required.

Feb 17, 2023 · You can find more important details about unlocking your device under How to request a device unlock and Check the status of your request when you visit AT&T Device Unlock Help - Solutions & FAQs. There's even a section called Deployed Military Personnel (Current AT&T Customers Only) which provides additional information about …Jan 9, 2024 · Hello @robyn0328, We understand how important it is to have your device unlocked, and let us get you the information you require about the device unlock. We'll need to look into your account details to understand the situation better, and assist you, so we're moving this conversation to a direct message.Nov 15, 2021 · Confirm your unlock request. An email will be sent to you within 24 hours asking you to confirm your unlock request. Check your email for a confirmation email from AT&T. Open the email and click Confirm to confirm your unlock request. It may take up to 48 business hours to unlock your iPhone.Mar 30, 2024 · Please note that this App is not associated with AT&T. This is a 3rd party app that provides network unlock service for AT&T devices. 🔓 Unlock your ATT phone with ease and confidence! Our app offers a range of unlocking options specifically designed for ATT network, including free and premium unlock codes, remote unlock codes, and …Oct 2, 2023 · Both, the device unlock app and the link will get you nowhere. You need to call 611 during regular business hours and speak to a customer service representative to request that your device is unlocked. It took approximately 2 minutes to unlock my device this way, once I spoke to someone.Feb 17, 2023 · You can find more important details about unlocking your device under How to request a device unlock and Check the status of your request when you visit AT&T Device Unlock Help - Solutions & FAQs. There's even a section called Deployed Military Personnel (Current AT&T Customers Only) which provides additional information about …Dec 6, 2023 · The unlock instructions should have told you how to finalize the unlocked process. Android phones like Samsung and Motorola have an unlock code that you have to enter after you insert a non AT&T SIM card. iPhones have to connect to Apple servers whether it's via cellular or Wi-Fi to complete the unlocked process. Pixel unlock is …Dec 13, 2023 · To unlock your AT&T phone: Find your device's IMEI number and your PUK code. Visit AT&T's online unlock portal to request a device unlock. Enter your IMEI and AT&T account information. After AT&T approves your request, use your unlock code and follow the instructions for your specific phone. AT&T makes it easy to unlock a phone or tablet on ... Aug 12, 2023 · Unlock your AT&T iPhone for FREE using the AT&T Unlock Portal https://www.att.com/deviceunlock/When you have an iPhone that is SIM LOCKED that means that it...

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6 days ago · All you need is your device IMEI and unlock request number. Find a store Ver en español. Skip Navigation. Menu. Deals Wireless Internet Accessories Prepaid Business. Search. Support. My AT&T. Start of main content. Quickly check the status of your device unlock request. All you need is your device ...Feb 5, 2021 · Find an IMEI on Android devices. • Go to the Settings app, and then select Status to find your IMEI. Find an IMEI on a Pixel 4 or Pixel 4 XL. • Go to the Settings app, and then select About Phone to find your IMEI. Or. Dial * # 06 # to find your IMEI. Any mobile phone. • Dial * # 06 # to make sure you have the right IMEI. Note: IMEI ...Dec 7, 2022 · How to unlock a SIM with a PIN unlock key (PUK) Go to your account overview and open the My wireless section. Scroll to My devices & add-ons and choose the device that needs a PUK code. Select Manage my device. Under See device options, select Get your PIN unlock key (PUK). Nov 7, 2022 · In the meantime, try clearing the cache and cookies and power cycling your phone by pressing and holding the Power/Lock button on the right side of the device, then select Power off. To turn the device back on, press and hold the Power/Lock button until the screen lights up. Uninstalling and reinstalling the app may help as well. 6 days ago · How to Unlock an AT&T Mobile Phone Unlocking your AT&T mobile phone offers greater control and flexibility over your device usage, especially if you are looking to switch carriers or use your ...4 days ago · Call *#06# on your device, or go to your device settings to get it. You'll find the request number in the email we sent you. Quickly check the status of your device …Apr 2, 2022 · The device is not currently active on a different AT&T customer’s account. If you performed an early upgrade, you must wait the 14-day buyer’s remorse period before you can request to unlock your previous device. Visit our Unlock Support page for the full requirement list. All devices claimed as lost or stolen to Asurion are blacklisted by ...6 days ago · All you need is your device IMEI and unlock request number. Find a store Ver en español. Skip Navigation. Menu. Deals Wireless Internet Accessories Prepaid Business. Search. Support. My AT&T. Start of main content. Quickly check the status of your device unlock request. All you need is your device ...Jan 24, 2024 · Hello @JRV123, we understand how important it is to unlock your device.Let's get the information you are looking for. In response to your question, the reason it locked you out for a period of 30 days is because you have made multiple attempts to unlock the device. We recommend that you submit the unlock request post that period.Learn what you need to do to unlock your device and the requirements Notice If you are not the original owner of the device and are denied a device unlock, you will need to ... Leaderboard. att.com. Sign in. AT&T Community Forums. Wireless. Phones & Devices. Other Phones & Devices. AT&T Device Unlock Help - S... Troubleshoot your ...Oct 19, 2023 · To obtain an AT&T network unlock code for free, you can follow these steps: The default AT&T unlock code is usually " 0000 ". You can try this code first to unlock your phone. Visit the official AT&T device unlock page. On the website, you'll find options to " Unlock your device " and " Check your Unlock status ." Select "Unlock your device." ….

Apr 1, 2022 · If you are under contract you must complete the contract period before your device can be unlocked. If you paid full price for your AT&T device and are a postpaid customer you must have at least 60 days of service with AT&T. The subject line of the email was "Subsidy Device Unlock Request." Since my phone purchase was subsidized by …Apr 5, 2022 · Hey @Hollywood68, let us help you with getting your device unlocked.. If you are planning to use your AT&T Device with another carrier, it has to be unlocked and meet the following general requirements for all unlock requests:. The device must be designed for use on, and locked to, the AT&T wireless network. It must not be reported lost or stolen.Dec 7, 2021 · Learn the requirements and steps to unlock your AT&T phone and use it with other carriers. Find out how to check your phone's eligibility, request an unlock code, and get instructions from AT&T.Apr 12, 2022 · If your device is still locked to our network, then you'll need to submit another unlock request. Please keep in mind that if your device has the pre-loaded app, then you'll have to submit the request through there. Simply open the app, click Unlock, and follow the prompts. Personal device requirements.Feb 9, 2024 · Learn the requirements and steps to unlock your AT&T phone for use with other carriers. You'll need your phone number, IMEI number, and email address to …Apr 4, 2024 · The AT&T Support Center provides personalized assistance for customers of AT&T Wireless, Internet, Prepaid, and more! Read our helpful Support articles to self-service and check on the status of your service request.Dec 26, 2023 · I requested unlocking my KaiOS flip phone from AT&T and the unlocking was approved. I received an e-mail with the unlock request code. Instead of unlocking instructions, I received this: Your unlock instructions: $ {masterData.unlockInstruction} Can you send me the link with the unlocking instructions for KaiOS flip phone (U102AA)? Set a security lock. 1. Swipe down from the Notification bar with two fingers, then select the Settings icon . 2. Scroll to and select Security. 3. Select Screen lock, then select the desired screen lock method and follow the prompts to complete set up. Note: For this tutorial, Pattern was selected. If you choose Pattern lock, you will have to ... 6 days ago · All you need is your device IMEI and unlock request number. Find a store Ver en español. Skip Navigation. Menu. Deals Wireless Internet Accessories Prepaid Business. Search. Support. My AT&T. Start of main content. Quickly check the status of your device unlock request. All you need is your device ...1. DEFINITIONS: (a) "AT&T," "We," "Our" and "Us" mean AT&T Mobility LLC and its parents, subsidiaries, affiliates, agents, employees, successors and assigns; (b) "Device Unlock" means the Device Unlock App, any website, software, content or services provided in connection with the App, and any updates to these items; (c) "You," "Your" … Att device unlock, Dec 7, 2021 · Learn the requirements and steps to unlock your AT&T phone and use it with other carriers. Find out how to check your phone's eligibility, request an unlock code, and get instructions from AT&T., Oct 10, 2016 · After 2 years, I decided to renew my At&t subscription and upgraded to a new phone. I tried to request to unlock my old phone since I renewed my contract already and have activated the phone now. I received this reply: Your unlock request was denied because the account information doesn’t match our records. I have been a customer for …, Learn what you need to do to unlock your device and the requirements Notice If you are not the original owner of the device and are denied a device unlock, you will ... , Apr 22, 2022 · The device is not currently active on a different AT&T customer’s account. If you performed an early upgrade, you must wait the 14-day buyer’s remorse period before you can request to unlock your previous device. Visit our Unlock Support page for the full requirement list. Thank you for visiting Community Forums. Ashley, AT&T Community …, Mar 15, 2020 · I have a AT&T Nighthawk MR1100 through OTR Mobile. They are switching to T-Mobile based service so I had to get the unlock code and a T-Mobile post paid SIM. When I put the T-Mobile SIM in and power it on I am not getting a prompt to enter the unlock code nor can I find it anywhere through the device manager., 4 days ago · We’ll use these to check your unlock status. Look in your spam or junk folders if you don’t see it in your inbox. Don't know your IMEI? Call *#06# on your device, or go to your device settings to get it. You'll find the request number in the email we sent you. Quickly check the status of your device unlock request., Jul 8, 2023 · First, you'll want to make sure that you meet these device unlock eligibility requirements: The wireless number assigned to the device must have had paid service for at least six months. You must wait 48 hours after you submit a payment to submit your unlock request. Lastly, be sure the device hasn’t been reported as lost, stolen, or …, Jul 26, 2023 · I post this every single time: it is easier to get a phone unlocked if you are an existing customer rather than a former or a non-customer. If you are no longer a customer, you can't use chat. Prepaid cannot use chat. If you are requesting the unlock as a non-customer and your account is not yet canceled on AT&t's end, you would get the …, Apr 13, 2020 · I've also done these non of them worked I dial the them into the dial pad and nothing I looked at the Att PDF (link below) on how to unlock devices and my device is not even on there. AT&T › consumer › help › pdfPDF Web results AT&T Unlock Code Instructions - ATT.com (edited) Like. 4 years ago. 0., Oct 10, 2022 · As stated by @JefferMC and @sandblaster as long as the device is fully paid off and you have been an AT&T customer for at least six months, the device is eligible to be unlocked. Feel free to review the Device Unlock Requirements and the Device Unlock Portal when you're ready to get the process started., Dec 7, 2022 · Learn how to check your device unlock status Find out the status of your request to unlock your AT&T phone, tablet, mobile hotspot, or other device. It usually takes a few minutes to approve your request, but it may take up to 48 hours., Feb 21, 2024 · I started unlocking a device but I did not receive the email to confirm the request, I already tried 3 times and I did not receive anything. Skip to main content. AT&T Community Forums. Forums. Ask. Leaderboard. att.com. Sign in. AT&T Community Forums. Wireless. Phones & Devices. Samsung. device unlock. The Samsung Galaxy ..., Dec 19, 2022 · We are here to help you unlock your Galaxy A12, @fredcrou. We do understand how important it is to be able to unlock your device. Most device unlock request are submitted through our Device Unlock Portal, however if your device has the device unlock app you should be able to submit it through there.We do understand you …, Saturday, September 16th, 2023 7:10 PM. Device unlock help. I went to att.com unlock device and submitted request. for my Samsung A12 phone. I have had for multiple …, Learn what you need to do to unlock your device and the requirements Notice If you are not the original owner of the device and are denied a device unlock, you will ... , Jul 18, 2019 · Let's help you to unlock your device, @Uwishucud2! One action that can help resolve your experience is to make sure that you're using the correct type of SIM card in the phone while attempting to unlock your Samsung Galaxy S9 (e.g. 4G vs. LTE). In case you're interested in knowing more about device unlock, we invite you to check out …, Jul 7, 2023 · Before purchasing the device, make sure the seller performs the unlock request. In some instances, you will have to contact the seller to perform the request. If the device was purchased by another provider, they should have online resources to unlock the device. Let us know if this helps. Reach back out to us if you have any other questions., May 8, 2019 · Complete and submit the request form. You'll receive a confirmation email with your unlock request number. Select the link in the email within 24 hours of receipt to confirm your unlock request. AT&T will respond within two business days. AT&T sends you instructions to unlock your device if your request is approved., 3 days ago · Preparation: What You Need Before Starting. Before embarking on the unlock process, gather the necessary information and documents: 1- Account holder’s full name and contact information. 2- Device’s IMEI number: Dial *#06# on your phone to find this 15-digit code. 3- Backup Your Data: Ensure all your data is backed up, safeguarding against ..., Llama al *#06# desde tu dispositivo o ve a las configuraciones de tu dispositivo para conseguirlo. Encontrarás el número de solicitud en el correo electrónico que te enviamos. Ve rápidamente el estado de tu solicitud para desbloquear el dispositivo. Todo lo que necesitas es el número de IMEI de tu dispositivo y el número de solicitud de ... , Jan 4, 2024 · Device unlock I submitted an unlock request on December 27th, received a notice that it was taking longer on the 29th, now it's January 4th and it's still not unlocked. I'm not sure what to do, this phone hasn't been active for almost 2 or 3 years now though so I'm not sure if that has anything to do with it., unlocking your phone from T-Mobile. To unlock your phone from T-Mobile, you’ll first need to check if it’s eligible for unlock. Sign into your T-Mobile account, click the Accounts page and choose your line. Then, click “Check Device Unlock Status.”. You’ll notice text indicating if it’s eligible or ineligible under the device image., Feb 15, 2024 · att.com. Sign in. AT&T Community Forums. Wireless. AT&T ... it and it was approved..when I turn the phone off and put my sim in and turn it back on like instructed..it comes up unlock device when I push that it says device unlock failure..I have the unlock code and instructions they sent me but I can't get past where I ..., Mar 17, 2023 · Hi Chellucid, we're here to help with your device unlock request.. When submitting a device unlock request, it usually takes a few minutes to approve your request, however it can also take up to 48 hours.. If you do not have a wireless phone account, you have to select Confirm request on the email we sent you.Be sure to check your Inbox, …, May 23, 2022 · "(5) Response Time. Within two business days after receiving a request, carriers will unlock eligible mobile wireless devices, or initiate a request to the OEM to unlock the eligible device, or provide an explanation of why the device does not qualify for unlocking, or why the carrier reasonably needs additional time to process the request." , Jun 20, 2023 · Use a different browser to access the page. Depending on which browser you are using, there may be compatibility issues between the browser and the website. Be sure to check your device unlock eligibility. Though you have paid for your device in full, the wireless number assigned to the device must be active for at least 60 days, and you must ... , 1 day ago · Quickly check the status of your device unlock request. All you need is your device IMEI and unlock request number., Jun 20, 2023 · Use a different browser to access the page. Depending on which browser you are using, there may be compatibility issues between the browser and the website. Be sure to check your device unlock eligibility. Though you have paid for your device in full, the wireless number assigned to the device must be active for at least 60 days, and you must ... , Jul 19, 2023 · Community Support. •. 231.3K Messages. 9 months ago. Glad to help with your device unlock concern, Cristinatr. You posted under Email, but our Wireless team will have to assist you. We'll go ahead and transfer your case, so they can reach out to you. Aminah, AT&T Community Specialist. 0., Quickly check the status of your device unlock request. All you need is your device IMEI and unlock request number. Find a store Ver en español. Skip Navigation. , May 14, 2020 · Guide. Go to AT&T's self serve unlock process to unlock any AT&T Network locked device. Keep in mind, agreement says there might be ineligible devices. *IMPORTANT: Switch to 'Desktop mode/ site' in mobile browser setting once you go to the link below, when using the mobile browser with a phone. Link to AT&T's self serve …, Dec 14, 2022 · ATTHelp. We are here to assist with your device unlock inquiry, killagram. As our ACE stated, you will need to put a non-ATT SIM card into your device which will then show a pop-up box allowing you to enter the unlock code. Furthermore, we suggest you contact the manufacturer of your device if are needing the MCK code., Jan 13, 2022 · Power off the device and insert a non-AT&T SIM card. If your SIM card slot is located under the battery, remove the battery. Power on the device with non-AT&T SIM. For devices with removable battery, insert the battery back into the device. Wait for the message: “Enter the device unlock code.”. Enter the unlock code.