S8 Invalid Sim Card

Re: Network locked SIM card inserted Yeah, many sites will unlock your phone for cheap (MobiFree is 8 bucks, I used them for my wife's S5). Excludes discounted phones, 100+ Corporate-liable, prepaid & ports made between Sprint or related entities. PHONE says SIM card is not readable S8 dosent have SIM card. Allow 15 days after registration approval for Prepaid Card arrival. If you enter. I flashed it and removed all of the Sprint bloat ware and any traces of sprint branding. According to the carriers, these aren't two-year contracts - but they really are. Galaxy Note 5 uses the sealed-body design. May damage SIM card. If your Samsung Galaxy S8 Plus is locked with any specific carrier and you are not able to use it with other SIM card providers, most probably you want to unlock so you can use it with different SIM cards. Solved: Geting notice on my Galaxy J7 Invalid Sim Card Network Locked Sim card inserted - 407231. Slide power switch. In this case, the SIM card may not have established a secure contact with the SIM card tray circuit and so it's not detected or read by your phone. I'm getting Er05 "Invalid SIM" Your SIM card Needs to be updated for Wi-Fi calling service compatability. The sim card has locked, please power cycle the device, if the problem persists call customer servic. I was told it work with my carrier which is Straight talk. Samsung mobile phone units that you can get from TracFone are locked and can be used only on this specific carrier. We've got travel packages and great roaming rates , so you won't get bill shock when you open your mobile bill. Where Is The SIM Card On My iPhone And How Can I Remove It? All iPhones use a tiny tray called a SIM tray to hold your SIM card securely in place. This feature will help you duplicating or moving copied text with ease from one app to another. If so, try to push a tiny piece of paper between the SIM card and its tray to help the SIM card fit with the place. You can settings Galaxy S8 single SIM and Galaxy S8 dual SIM for more connections with SIM or USIM card provided by the mobile telephone service provider. It is necessary to insert the SIM card of the operator with which iPhone was sold. " after I hit skip I get this on the home drop down bar : "invalid SIM card. Therefore, you will be able to confirm whether the SIM card is faulty or your device needs further troubleshooting. Inserting SIM Card in Galaxy S8 Active If you need to install the SIM or USIM card on Galaxy S8 Active you can insert the SIM or Galaxy S8 SIM card type USIM that provided by the mobile telephone. Moto G5 Plus SIM card tray. Samsung Galaxy S8 Unable to Text or Call on CDMA Network Symptoms Phone says it is not activated SIM card not detected Network is sleeping Environment Moto G4. Remove the SIM card from the tray and check that there is no sign of damage. To maintain the water-resistant and dust-resistant features of your device, make sure that the SIM card/Memory card tray openings are maintained free of dust and water, and the tray is securely inserted prior to any exposure to liquids. Power on the device. Hello guys, I had been using my giffgaff SIM card with my Samsung Galaxy S3 phone for several months without any problem until today. Enter restriction code or SIM card rejected Enter special code Enter Correct SIM Incorrect SIM Invalid Network SIM…Enter Code Invalid SIM" Phone disabled!. The last time my card expired, i bought a new card. PHONE says SIM card is not readable S8 dosent have SIM card. Symptoms "Invalid SIM card" message shows in the Republic Wireless application Environment. Sometimes, a loosely insert SIM can cause the not registered on network issue. about an hr ago I did a factory reset on my old phone because I want to sell it soon and maybe. 2″ Super AMOLED display, Exynos 8895 chipset, 12 MP primary camera, 8 MP front camera, 3500 mAh battery, 128 GB storage, 6. The Galaxy Note 3 and other Galaxy devices come with a SIM card region locking "feature" - so here's what you need to know before you purchase an unlocked flagship phone from Samsung. Insert the SIM removal tool (included in the box the phone came in) and push to eject the SIM/memory card tray. Shop; you must have a 4G LTE capable device and 4G LTE SIM. The Meiigo S8 phablet is a dual SIM dual standby phone. Re: Why is my phone saying invalid sim if you continue to see this, you have to check if you have the sim card associated with the phone Because Boost mobile phone number was attach to the phone not to the sim card, you have to call customer service for them to verify the simcard number in the phone,. Make sure that you have an active plan with your wireless carrier. Why unlock my Xfinity Mobile SAMSUNG Galaxy S8/S8+ ? The unlocking service we offer allows you to use any network providers SIM card in your SAMSUNG Xfinity Galaxy S8 or S8+. about an hr ago I did a factory reset on my old phone because I want to sell it soon and maybe. Get the Samsung Galaxy S8 with our $45 no-contract plan. You can see that "Connection problem or invalid mmi code" issue can be verified and fixed pretty easy. The procedure for removing the SIM card from a Nokia Lumia smartphone is the same for all models: You will require the SIM removal tool provided with your Nokia Lumia or a paper clip. Maybe the SIM card has a poor contacst, just power off and remove the SIM card. The device is different but the steps are essentially the same on both handsets. When power up is complete the handset will display a message like those below if it SIM locked : - Enter Subsidy Code - Enter Unlock Code - Incorrect Sim Card - Insert Correct Sim Card - Invalid Smart Chip - Phone Restricted - Sim Network Unlock Code - Sim Network. How to swap your phone's SIM card Sprint has a 3-in-1 universal SIM card that is designed to fit in any of the eligible phones. Once the SIM has been inserted, do not remove it from the phone. Check the Lock SIM card box. 7 Inch Smartphone 18:9 Full Screen 3GB 32GB MTK6750T Octa Core Dual Rear Camera Android 7. this involves unlock codes which are a series of numbers which can be entered into your mobile phone via phone dial pad to remove the network restriction and allow the use of other domestic and foreign networks. 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). Samsung Galaxy S support. If you purchased a SIM card at a retail location, you can select 'Bring your own phone' during the sign-up process. Received 2 days ago, basically brand new. If a cell phone is broken, it is possible to place the SIM card from. To maintain the water-resistant and dust-resistant features of your device, make sure that the SIM card/Memory card tray openings are maintained free of dust and water, and the tray is securely inserted prior to any exposure to liquids. 20 or so minutes after that my new phone is saying invalid sim card and I can't do anything. Place the SIM card on the tray. Invalid SIM Card S6 Edge? Hey, so I thought I had a unlocked S6 Edge since it accepted my Virgin sim card fine. This is a work phone. When a SIM card doesn't work on your phone and shows any of the above notices, you can try the following. Don't modify or alter your SIM card. So are we saying the sim card has to be inserted into another device before it will work with Audi connect? Has anyone managed to buy a sim card and stick it straight in without first activating on another device? It's just not clear in the Audi literature. Samsung Galaxy S8 / S8+ - View SIM Card Number From a Home screen, touch and swipe up or down to display all apps. Remove the SIM card from the tray and check that there is no sign of damage. If you would like to put in a new SIM card, pop it into the tray and slide the tray back in. If you love your Audi Connect services but don't want to be tied down with an AT&T contract, this article will show you how to switch over to a T-Mobile plan and keep the same functionality. Inserting SIM Card in Galaxy S8 Active - Learn How to insert SIM Card on Samsung Galaxy S8 Active, settings, customize dual SIM and how to remove. Openline/ Unlocking Smart Bro & Globe Tattoo Pocket WIFI shared a post. I tried restarting a few times. Return the SIM card to Sprint when canceling subscription. Account information, contacts and even saved text messages are stored on this card. Copy data onto the Data Card 1. IAM DISABLE - Answered by a verified Tech Support Specialist. The SIM PIN protects your SIM card from unauthorized use, and must be entered in order to use your phone. I went on the website to create a self serve account, like the man at the store said, and it says i need activation from an email. Androids can have different locations for the SIM card. No cash access or recurring payments. Ask for the solution and their recommendations. 0 Touch ID OTG - Black. If you have the dual sim mobile, you need to use the same procedure for the second sim. In that case, you should take the card to the carrier. Read honest and unbiased product reviews from our users. Re: Sprint unlocked Galaxy S6 says invalid SIM when an AT&t chip put in I am having the same problem a second time around with a Sprint phone that was definitely unlocked, using on ATT. By doing it, you can confirm whether it is a faulty SIM or if it needs further troubleshooting on your device. Re: Network locked SIM card inserted Yeah, many sites will unlock your phone for cheap (MobiFree is 8 bucks, I used them for my wife's S5). In the states, unlocking cell phones was actually illegal, despite the White House's disapproval, though, a recent bill has making its way to the House floor and has made it legal again. Chris Smith @chris_writes. If you brought your own phone and have a Universal SIM Card Kit: Remove your current SIM card from the SIM card slot if needed. My question is this. When I first took it in to the store about 6 months ago, the clerk took one quick look inside, saw three little paper sensors that detect moisture had turned red, said my warranty was void, and I could try "phoning this guy" who might be able to fix it, nothing they could do. If your Samsung Galaxy S8 Plus is locked with any specific carrier and you are not able to use it with other SIM card providers, most probably you want to unlock so you can use it with different SIM cards. Designed as a single application environment, the STK can be started during the initial power up of the SIM card and is especially suited to low level applications with simple user interfaces. Note Press and hold the Power button. If you bought your phone with networks like AT&T, T-Mobile etc. Samsung is fixing your Galaxy S9 SIM card problem if you received Verizon instead of Sprint. 0's Adoptable Storage, there may not be that big of an. How to Reset Samsung Mobile Phone & Android Smartphone, Factory Reset Code, Samsung Galaxy S5, S6, S7, S8, S9 (Volume Up+Home+Power). Visit the post for more. A microSD slot is available in the Samsung Galaxy S8! You'll find a space for it in a tandem tray for the nano SIM as well. 99 BLUBOO S8 5. I inserted a new, T-Mobile SIM card into the unlocked S5 and I activated the SIM card on T-Mobile's website. Insert card from another wireless carrier. The phone is A738 with Android 2. ** UPDATE ** This is the phone. Moto G5 Plus SIM card tray. Hi, quick update on the same problem. 14 standard released in 2001. Iphone Says No Sim Card Invalid Or Failure How To Solved invalid sim card community unlock lg g stylus 2 ls775 zv5 via octopus fix invalid sim you invalid sim unlock code you strange situation or invalid sim card insert samsung galaxy s8. dỊch vỤ ĐiỆn thoẠi escort, samsung galaxy s8 g950f g950u ''pin mỞ khÓa mẠng sim'' ''invalid sim card''mỞ mẠng unlock thÀnh cÔng, escort in dỊch vỤ ĐiỆn thoẠi. The procedure for removing the SIM card from a Nokia Lumia smartphone is the same for all models: You will require the SIM removal tool provided with your Nokia Lumia or a paper clip. This problem is network-based and inhibits the user from being able to successfully use any network-based functionalities of an Android device, and not being able to use a. Enter it incorrectly three times and your SIM card becomes locked. i went to the shop and before I buy S8 I told the sim problem with the shop guy and told him that if the Indian sim doesnt work then i will return right there. In any case the appearance of the overall card like much used and look old is not necessarily guarantee of internal micro fractures. Please note that if your phone uses a Micro or Standard SIM, you'll need to insert your new SIM in the appropriate adapter first. If you need to jet away somewhere, we'll help make sure you're covered. ) ETA: I also tried getting the number through the software settings in case the number printed on the card was wrong, but they match. Read honest and unbiased product reviews from our users. I cannot afford to own this phone if it doesn't function reliably. Fix: SIM Not Provisioned MM2 If the issue is with your Computer or a Laptop you should try using Reimage Plus which can scan the repositories and replace corrupt and missing files. Access customer service online at Sprint. There are people who just won't use a PIN code on their SIM card. Dual Standby refers to the fact that while one SIM card is being used for its mobile service (such as a phone call) the other is suspended to avoid conflicting with the antenna provided within the mobile. fone, Galaxsim Unlock, and Galaxy S Unlock. 1 Why does my iPhone say no SIM card when there is one? 1. Symptoms "Invalid SIM card" message shows in the Republic Wireless application Environment. 0's Adoptable Storage, there may not be that big of an. Solved: Geting notice on my Galaxy J7 Invalid Sim Card Network Locked Sim card inserted - 407231. Insert a SIM Card from a different carrier than the one your handset is using. Some Things To Know Regarding SIM Cards When Activating An Unlocked Device On Sprint there are definitely some obstacles with getting a SIM card which, in turn, can make activating one of. However I reset my phone to factory setting, and now I get "invalid Sim Card". So are we saying the sim card has to be inserted into another device before it will work with Audi connect? Has anyone managed to buy a sim card and stick it straight in without first activating on another device? It's just not clear in the Audi literature. I then moved the SIM back into the Samsung S8+ and the phone showed that the service/number was call-forwarded. The device is different but the steps are essentially the same on both handsets. You can also compare Samsung Galaxy S8 Plus with other models. im getting an invalid SIM message and it goes into SOS only mode. SIM Free Samsung Galaxy S8 5. Verify your IMEI number to ensure your device will work. Card to copy data from your S8 Escape II, and to return the card to them. In that case no meter which is your specific reason our team can help you out whit solving this issue permanently!. This wikiHow teaches you how to transfer pictures from your Android's internal hard drive onto an SD card. I was just annoyed with the device activation because it wasn't activating my device. Took me fifteen minutes for the two cards (SIM and SDXC) to stay in the tray while I pushed them in. on a contract, then you phone is SIM locked with that network. Re-insert the SIM/memory card tray and push until it clicks into place. If you are switching to a new carrier, you'll need to know the correct SIM card size that fits your device. [Update] I got a little confused on this one as we only have the single sim variants of these phones where I live. We prepared potential solutions for you: 5 ways to fix iPhone invalid SIM card error, to be exact, and you should definitely give it a shot. Incredible shopping paradise! Newest products, latest trends and bestselling items、Samsung Galaxy S8 Dual-SIM SM-G950FD/ S8+ SM-G955FD 64GB Imported Set:Mobile Devices, Items from Singapore, Japan, Korea, US and all over the world at highly discounted price!. How can i fixed my sim card is invalid? It probably came loose. Option 3 - Manually Unlock Samsung: SIM Network Unlock PIN Before trying the below manual options, we recommend contacting the network provider. My Netflix app keeps saying invalid email or password everytime i try to log in? I have a samsung galaxy s6 and i've just downloaded the netflix app. Please note that if your phone uses a Micro or Standard SIM, you'll need to insert your new SIM in the appropriate adapter first. 14 standard released in 2001. First off, make sure that your SIM card is a properly cut NANO SIM card. I went on the website to create a self serve account, like the man at the store said, and it says i need activation from an email. If the SIM card looks good, replace it in the tray with the gold contacts facing the back of the phone. If a device is reported stolen, the device will be unusable on most carrier networks (including T-Mobile,) even if the SIM card is changed. Samsung Galaxy S8 / S8+ - View SIM Card Number From a Home screen, touch and swipe up or down to display all apps. 9GHz octa-core Samsung Exynos 8895 processor and it comes with 4GB of RAM. Allow 15 days after registration approval for Prepaid Card arrival. I was told it work with my carrier which is Straight talk. The first step in activating a SIM card on a Samsung Galaxy is inserting the SIM card into the phone. After inserting my T-Mobile Sim (S8) into my old Sprint S6 phone, After trying my friends AT&T sim, the same "Invalid Sim Card" message presents itself. If your phone has this design, simply put the tool or the push pin into the small hole located next to the tray and it should eject the SIM card. When you upgrade your phone, you bring your SIM card with you to keep your phone number, data plans and more; but since most SIM cards are designed to work only with certain brands and carriers, they won't fit just any phone. Now my S8 appears to look like it came directly from Samsung unlocked. Galaxy Note 5 uses the sealed-body design. Ask for the solution and their recommendations. " Beside the AT+, type the following command in the input field:. Share Tweet. Sometimes, a loosely insert SIM can cause the not registered on network issue. They thought that the problem would return, which it has, and stated that a new phone would be needed. When viewed on portrait mode (with "Home" button on bottom), the SIM card tray is located on the left side of the iPad towards the bottom. I just got a new Samsung S8. Buy Sprint sim Card SIMOLW416Q Galaxy S8, S8 plus, Galaxy Note8, Essential PH-1: Cell Phones & Accessories - Amazon. Without a SIM card your phone doesn’t exist on the cellular network and with it, your phone’s “identity” is known whether you’re in Kuala. My question is this. Verizon compatible phones use SIMs from the white card. Your ICCID is printed on the larger card (shaped like a credit card) that came with your new Cricket SIM card. Re: invalid sim card issue robertorojas86, even if the device its unlocked, we make no guaranty that it will function correctly on different carrier's network and even if another carrier activates the device, that device may not function correctly on that network. When a SIM card doesn't work on your phone and shows any of the above notices, you can try the following. How to Unlock a Samsung Tracfone. So, the SIM card slot is not under the back cover as in previous generations of Galaxy Note devices. This smartphone incorporates 64GB of storage and is powered by a Qualcomm Snapdragon 835 CPU running four cores at 1. Can I reuse my Roam SIM Card? Why am I receiving an "Invalid SIM" message when I insert my Roam SIM? What is a 4G network? How do I use my Roam SIM in an unlocked Samsung device from Costco or Staples? What happens when I insert my Roam Mobility SIM card outside the USA? Can I call people in Canada when I’m in the US?. i went to the shop and before I buy S8 I told the sim problem with the shop guy and told him that if the Indian sim doesnt work then i will return right there. Hi do not enter any number if you don't make sure,First try to enter the number which is written on the back side of the Sim card for once. I also loose my APN settings option too. 99 BLUBOO S8 5. Reorient the card and place it back into the slot if the SIM card is not detected. Using a non-accepted SIM card is the preferable way. This feature will help you duplicating or moving copied text with ease from one app to another. Get your Phone Unlocked via Codes or Device Unlock App & use it with any SIM card from any Network Worldwide! Easy and Safe Network Unlocking Service for your Mobile Phone! 100% Guaranteed or your Mon. The SIM card is responsible for transmitting wireless and mobile service between your Android device and your wireless service provider. Before you start, make sure you save contacts from your old sim card so they don't get lost. This works in most cases, where the issue is originated due to a system corruption. 8 Inch 64GB 12MP 4G Mobile Phone - Black Refurbished with a 12 month Argos guarantee Please note that this mobile phone will always include the handset, battery and USB charging cable. Some Things To Know Regarding SIM Cards When Activating An Unlocked Device On Sprint there are definitely some obstacles with getting a SIM card which, in turn, can make activating one of. Verify your IMEI number to ensure your device will work. Put powerful performance in your pocket with the Samsung Galaxy S8 SM-G950U 64GB Smartphone in Midnight Black. Audi A3: How to Swap AT&T Sim for T-Mobile Audi Connect. My question is this. Remove the iPad's SIM card tray by carefully pulling it away from the device. I inserted a new, T-Mobile SIM card into the unlocked S5 and I activated the SIM card on T-Mobile's website. You need to use the correct SIM card for Galaxy S8 and S8+, and use it correctly. SIM PIN and PUK code settings. Samsung Galaxy S8 sim code unlocking to easily use another sim card on the same phone Cricket Samsung Galaxy S8 The Samsung Galaxy S8 is powered by 1. The Elephone S8 phablet is a dual SIM dual standby phone. The Meiigo S8 phablet is a dual SIM dual standby phone. If you just got the invalid SIM card error, you can try to solve it. I tried restarting a few times. I switched to Fido cause of the new plan they're offering but it's giving me Invalid SIM card and SIM network unlock pin. You can also compare Samsung Galaxy S8 Plus with other models. Openline/ Unlocking Smart Bro & Globe Tattoo Pocket WIFI shared a post. 9 GHz and four cores at 2. Browse Galaxy S8 SD Card Problems. The sim card has locked, please power cycle the device, if the problem persists call customer servic. i went to the shop and before I buy S8 I told the sim problem with the shop guy and told him that if the Indian sim doesnt work then i will return right there. Check the Lock SIM card box. Therefore, you will be able to confirm whether the SIM card is faulty or your device needs further troubleshooting. Set up your Pay Monthly phone. 1 If you get an alert about the SIM card in your iPhone, you may not be able to use SIM services. This region should normally be found on your device's packaging when you purchase it. My sim card never had issues in my S8 and was working fine in my Iphone X for the past week. My phone is now working perfectly with a non-AT&T sim. 8 Inch 64GB 12MP 4G Mobile Phone - Black Refurbished with a 12 month Argos guarantee Please note that this mobile phone will always include the handset, battery and USB charging cable. If your Samsung Galaxy S8 Plus is locked with any specific carrier and you are not able to use it with other SIM card providers, most probably you want to unlock so you can use it with different SIM cards. March 16th, 2018 at 6:50 AM. Option 3 - Manually Unlock Samsung: SIM Network Unlock PIN Before trying the below manual options, we recommend contacting the network provider. Access customer service online at Sprint. If -- despite cleaning the chip -- your phone is still unable to read the SIM card, you might have a faulty SIM card. If you love your Audi Connect services but don't want to be tied down with an AT&T contract, this article will show you how to switch over to a T-Mobile plan and keep the same functionality. Find more about 'I inserted a new SIM card and now it's asking me for a PIN or unlock code to unlock it. Nevertheless it is a reason to change it for a new one before having connection problems at exactly wrong time. I called sprint and they will not give me a code because I am not the original purchaser of the device. Today a leaked image of the Galaxy S7 and S7 edge setup guide revealed that Samsung's 2016 flagships will lock to a carrier once a SIM card is inserted. Unlocking your Samsung Galaxy S4 so you can use a different SIM card isn't the easiest thing in the world. Some Things To Know Regarding SIM Cards When Activating An Unlocked Device On Sprint there are definitely some obstacles with getting a SIM card which, in turn, can make activating one of. Unless you have a lot of time to kill, it's not worth the hassle of trying to get it unlocked without paying. about an hr ago I did a factory reset on my old phone because I want to sell it soon and maybe. Enter the unlock code. Getting a SIM unlock code for the Samsung Galaxy S7 or S7 edge can be fairly simple for those who live in Europe or Asia, but US service providers are making things a bit more complicated in an. Open the back cover of the Galaxy S5, remove the battery and then the SIM card. 99 Availability: In stock. If you purchased a SIM card at a retail location, you can select ‘Bring your own phone’ during the sign-up process. Therefore, you will be able to confirm whether the SIM card is faulty or your device needs further troubleshooting. Tips 3 Place SIM on the. Get your Phone Unlocked via Codes or Device Unlock App & use it with any SIM card from any Network Worldwide! Easy and Safe Network Unlocking Service for your Mobile Phone! 100% Guaranteed or your Mon. Maybe you're one of those users, or maybe you just want to change your SIM card's PIN code. Browse videos for the Samsung Galaxy S8+ smartphone available at Consumer Cellular. dỊch vỤ ĐiỆn thoẠi escort, samsung galaxy s8 g950f g950u ''pin mỞ khÓa mẠng sim'' ''invalid sim card''mỞ mẠng unlock thÀnh cÔng, escort in dỊch vỤ ĐiỆn thoẠi. If you just got the invalid SIM card error, you can try to solve it. Worked for me too! Never had to take out SIM card before. This is a quick look at how that all works and a tip to be extra careful. Insert sim in oukitel c12 - Cell Phones question. Verizon compatible phones use SIMs from the white card. Enter restriction code or SIM card rejected Enter special code Enter Correct SIM Incorrect SIM Invalid Network SIM…. Unlock sim Samsung Galaxy On5 G550T Invalid Sim Card - Duration: 4:06. Galaxy S8 Not registered on network: Pull the SIM out and put it back in - Solution# 2. I have got one SIM card already 2 years and I have been using a lot of special offers. Re: Sim Card Post by Pugsy » Fri Aug 24, 2012 3:12 pm You know it probably wouldn't be a bad idea to make a copy of the SD card to a folder on your computer prior to using the softwarethat way if this happens again you can compare the SD card contents to the folder contents and see if you can spot the change that the machine doesn't like. Power on phone with a non-accepted SIM card Phone will display prompt to enter unlock code Enter the unlock code. com to unlock Samsung Galaxy S8 Active. Galaxy S8/S8+: A SIM card from SKT, KT or LGU+ cellular networks. I also loose my APN settings option too. Moto G5 Plus SIM card tray has two sides. This little chip contains all of your information that is not stored on your phone manually. I then moved the SIM back into the Samsung S8+ and the phone showed that the service/number was call-forwarded. Why won't my phone recognize my sim card? When I turn on the phone it asks for the sim card, but I've already inserted it. 99 BLUBOO S8 5. Samsung Galaxy S support. Invalid SIM Card S6 Edge? Hey, so I thought I had a unlocked S6 Edge since it accepted my Virgin sim card fine. Cellular network. Insert Other Carrier Sim card. If another SIM card works on your Android, then your SIM card is a problem. The entry titled ICCID is your SIM card number. Insert the SIM removal tool (included in the box the phone came in) and push to eject the SIM/memory card tray. Remove the SIM card from the tray and check that there is no sign of damage. " after I hit skip I get this on the home drop down bar : "invalid SIM card. Re: My Phones say "Unregistered Sim" or "Emergency Calls Only" If it is a new sim that it takes 24 hour to 48 hours for activation of sim card. Now my S8 appears to look like it came directly from Samsung unlocked. If your Samsung Galaxy S8 Plus is locked with any specific carrier and you are not able to use it with other SIM card providers, most probably you want to unlock so you can use it with different SIM cards. The first step in activating a SIM card on a Samsung Galaxy is inserting the SIM card into the phone. How to enter a network unlock code in a Samsung Galaxy S8 Entering the unlock code in a Samsung Galaxy S8 is very simple. Unrecognized SIM or Invalid SIM or SIM not Registered on Network. S8 Invalid Sim Card.