A SIM card is an integrated circuit that securely stores the data used to identify a subscriber within a mobile network.

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4 views

SIM card not detecting and imei null after flashing recovery (intex aqua i5-not i5 HD)

I wanted to flash custom ROM . before that I flashes a custom recovery img . then I tried flashing custom ROM zip file using flashify . it said flashing completed and reboot to continue. when rbooted ...
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1answer
2k views

SIM Card not detected after failed recovery flash

I recently tried to install CWM on my rooted archos 40 titanium. Unlocking the bootloader using fastboot oem unlock doesn't work, I only got ellipses for a while. So I installed Mobiluncle tools and ...
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1answer
427 views

Viber already on PC and want to install on android without SIM

I already have a viber installed on my PC and want to install on my android now. Want to use the same old mobile number with viber but I cannot receive SMS on that old number. How to activate viber ...
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1answer
8 views

Why won't my no SIM Android phone pair with an Android Wear watch?

I have got a brand new Nexus 6, and brand new LG G Watch. Everything seems to work fine, but when I try and pair them, at the final stage the watch says "Just a minute" for a long time, and then ...
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1answer
35 views

Network App Restriction

I recently bought a japanese cellphone (Fujitsu F-06e NX). It came with some really cool apps but most of them have limited functionality due to network work restrictions (Phone must be on docomo ntt ...
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1answer
23 views

I can't find the SIM card slot on my Samsung Galaxy Tab 2 10.1

I have Samsung Galaxy Tab 2 10.1, but there is no SIM card slot available to put in. Is there any adapter or another way to put the SIM card and use it?
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1answer
3k views

Samsung Galaxy S2 'Not Registered on Network'

I wonder if anyone can help me please. I have a Samsung Galaxy S2 that I want to sell. I have reset it to factory settings. However, I have a problem. When I bought the phone new, it was on o2. I ...
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0answers
2k views

Why isn't my SIM card working after factory reset?

After doing a factory reset on my Micromax Ninja A89(dual sim), I am unable to register on my service provider. Though my sim was working fine on the same device before the reset, but it is not ...
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0answers
42 views

Why won't my THL android allow my number to connect?

I bought a THL phone on eBay. I purchased a 4G pay-as-you-go SIM to go with it. The problem I'm having is that voice and text messages cannot be sent or received. I set up the SIM card on an iPhone ...
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2answers
2k views

SIM 1 Card Full notification on HTC Desire SV

On my HTC Desire SV, a notification says SIM card is full Delete some messages to make more space. I've deleted all my messages and it still won't go away. I've clicked on it and it leads me to ...
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0answers
61 views

SIM card removed

My Samsung Galaxy S4 recently started displaying an error saying SIM card removed. Unable to detect your SIM card. Your device will restart to check for your SIM card. There is nothing to do at ...
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1answer
2k views

Unable to add contact to SIM

I want to add new contact and save it in SIM Card. I use OnePlus One with CyanogenMod 11S, which is on top of Android 4.4.4 and inside I have O2 pay-as-you-go card from UK. When I used Gingerbread ...
2
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0answers
349 views

How can I bulk import texts (SMS) from a SIM card?

How can I bulk import texts (SMS) from a SIM card ? I'm using a Nexus S with Gingerbread. The 1by1 import feature (copying the sms to the phone) removes the original sender.
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2answers
15k views

Phone won't connect to mobile network

As of yesterday my phone was okay as I know I had a missed call and checked it on voicemail, but today I noticed that it is showing no signal when there should be one. The last thing I know I did was ...
0
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1answer
41 views

How to insert a SIM card on a MyWigo City?

First of all, excuse me if this is not the correct site to ask this question or if it seems too stupid, but I have been struggling with that for some hours and I couldn't solve it yet. The point is ...
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0answers
40 views

XOLO Q1000 SIM CARD ERROR. Not being able to flash other roms due to bootloop.

I recently rooted a Xolo q1000 phone and flashed CWM. I flashed a zip ROM but was not happy with it. I then downloaded a kitkat based rom from XDA which had to be flashed through Sp Flash tools. I did ...
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1answer
927 views

Sim change alert - Unforunately, Settings has stopped

I'm trying to disable the SIM change alert in my phone, but both "Remote Controls" and "SIM change alert" options in my Settings app are crashing it with the message "Unfortunately, Settings has ...
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1answer
18k views

No SIM card detected after installing new ROM

I probably did some mistake which I don't know how to solve. After I installed a new ROM I get message: Slot 1: No SIM card detected Slot 2: No SIM card detected „SIM management“ is ...
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0answers
87 views

Using Whatsapp on same phone but different sim card

I have a phone now that have WhatsApp installed on it, but I have a new sim card, and I don't know the phone number I used to register for Whatsapp because I used another sim card while traveling and ...
4
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5answers
19k views

Remove “No SIM Card in Phone” message

I recently changed to a newer phone and currently using my old android phone as a sort of "ipod". However, it always shows the message that there is no sim card. I know this is just an annoyance but ...
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0answers
85 views

Checking for SIM card defects

Short question: How can I obtain detailed information about my SIM card, using Android apps and/or adb (possibly root)? I'd like to diagnose mobile data connection problems possibly caused by SIM ...
0
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0answers
216 views

Setup Motorola Moto G 2nd gen without sim card

Can I reset and resetup my Motorola Moto G 2nd gen [XT1068] smoothly without having a sim card inserted? I don't want the setup system to want my sim card because every setup it auto enables the ...
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1answer
113 views

metropcs ZTE no network and doesn't connect,

I recently had to factory reset my phone. Now when I put the SIM card in from my Huawei it won't connect to the carrier data network, it only works on WiFi.
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3answers
13k views

SIM card is not working on Sony Xperia Z (Android 4.1.2)

My friend has a problem using his micro-SIM card on his new Sony Xperia Z (Android 4.1.2) The problem is: when he inserts the SIM card, the phone display a message that the SIM card has been ...
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0answers
221 views

Unlock a Samsung Galaxy Note 3 SM-N9005

As the title says, im wanting my note 3 unlocked from the 3 (three) network in the UK. I understand the Samsung unlock servers are down which is why i haven't done it myself, but also understand ...
9
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2answers
4k views

Is it possible to merge contacts from different sources and upload them to GMail?

I'd like to merge contacts from different sources -- i.e., imported contacts from phone, from sim card, and from my gmail account -- and upload the ultimate contact on my gmail account. For instance, ...
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2answers
21k views

How can I backup contacts on a SIM card to my computer?

My brother wants me to backup the data in his SIM card. How can I copy this to my computer without messing up my own contacts?
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0answers
99 views

Passwords and SIM change

The Android idiosyncrasy of forgetting all passwords on SIM change is annoying in this world fettered by daylight robbery otherwise known as roaming fees. Has anyone figured out a way to make it ...
7
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3answers
160k views

How to move contacts from SIM to phone?

I have all my contacts saved on my SIM-card but I want to move them to the phone which is Galaxy note so that when I change the SIM-card my contacts are still saved and I don't need to save them all ...
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1answer
11k views

How do you SIM-unlock the SGH-I317 (AT&T Samsung Galaxy Note 2) on Jelly Bean 4.1.2?

I have looked all over the internet, and a lot of the download links and information has gone stale, or is incorrect. I wanted to standardize it here for other people.
5
votes
1answer
546 views

SIM Card not detected after encrypting device

I have a Samsung Galaxy Pocket Neo (Model GT-S5310B) running Android 4.1.2 The device is not rooted and the update notifier tells me I have the latest available version installed. Today I tried ...
2
votes
2answers
24k views

SIM vs. USIM inside Android smartphones

I've browsing through some jargon and cannot figure out what exactly the difference is between USIM and SIM. While not strictly an android question I figure all android phones are bound to have either ...
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0answers
945 views

Change MCC and MNC in the APN settings

I'm currently on a vacation with a new phone who worked perfectly on the country I bought it at (SMS, calls, data...) but now, when im abroad, the data wont work although I can make calls alright. But ...
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1answer
215 views

Does replacing a damaged SIM slot changes the IMEI as well?

I damaged my 3G (WCDMA) SIM slot which I need to get replaced/reparied. I'm curious whether the replacement will also change the IMEI no or the slot? i.e. is IMEI info linkedup with the SIM SLot ...
0
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1answer
115 views

HTC desire bravo sim card is always ejecting

I have to hold the card in place while using the phone otherwise it pushes itself out. When troubleshooting the problem, being as gentle as possible by the way, it clicks into place but doesn't catch ...
4
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7answers
83k views

How do I find out my SIM number?

I have a Samsung Galaxy GT-I9000 and need to find out my 20 digit SIM number somehow. I have been told that I should go to Settings > General > About to find it. However, it isn't! Does ...
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0answers
105 views

Manual network unlocking failure, please HELP

Im trying to unlock my Samsung Galaxy S3 GT-I9300 and i have some troubles. My phone is running on Android 4.1.1 and it has root mode enable. 1: I dial the "secret" code *#197328640#. 2: Press ...
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0answers
186 views

S4 not detecting Sim card

I'm not sure that this is the right place to ask this but I hope getting any hier. I have a Samsung S4 that doesn't recognize the SIM card I've bought a new SIM-Card reader and changed the old one, ...
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0answers
166 views

How can I view contacts and SMS on my SIM card (without importing them)?

I need to replace my SIM card with a newer one, because the new phone I ordered has only a micro-SIM slot. The replacement SIM has just arrived. As soon as I activate it, the old one will get ...
0
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0answers
450 views

Samsung Galaxy S5 Active no SIM Card

I tried rooting my device with towelroot only to find out it didn't work. I went to bed before doing this, and when I woke up my phone said no SIM card, please insert in the notification bar. I got ...
0
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1answer
214 views

Possible to change SIM card PUK on Android device?

On my Samsung Galaxy SIII, one can go to Settings -> More -> Security -> SIM card lock -> Set up SIM card lock -> Change SIM PIN to change the default PIN that came with the SIM card. ...
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0answers
264 views

How to delete SIM card messages in Kit Kat

How to delete SIM card messages in Kit Kat? Usually I get the SIM card is full error, but if I try to delete the messages I get the error Unfortunately, messaging has stopped. This is a Micromax ...
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0answers
185 views

Retrieving lost SIM PIN and PUK

If the SIM and PUK are stored on the SIM card, then why can't an Android application read this information and display it to the user? Thanks.
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2answers
245 views

Access phone without SIM PIN

Sometimes I want to access my phone without unlocking the SIM cards (yes, two of them, so two PINs). It may be that I just want to play some games, and I know that there is no coverage so I do not ...
0
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0answers
207 views

Disabling/Changing PIN on Android device: where are the disabled flag and new PINs stored (SIM or internal storage)?

On my Samsung Galaxy SIII, one can go to Settings -> More -> Security -> SIM card lock -> Set up SIM card lock -> Lock SIM card` which displays a check box which can be used to configure the phone to ...
0
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0answers
81 views

Using the tablet for cell phone calls

My tablet is a SurfTab xiron 7.0 3G. It can take two sim-cards (dual sim-capable). I can receive voice calls over the bluetooth headphones. It does not seem to be able to alert by a ringer or flashing ...
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3answers
9k views

Android - “SIM card doesn't allow a connection to this network” ERROR

I have a problem with my Xperia X10 (U20i). I purchased it new. It worked fine for a week or so, then I switched to another network operator. When I try to connect automatically it says "Registered on ...
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0answers
61 views

Htc does not recognize any sim cards

I have a HTC wildfire that i am using as a replacement phone until my contract is up as my former phone is broken. It works fine however wont detect ANY sim cards i use. I have tried an o2 and two ...
4
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2answers
889 views

Storage space and memory: mobile phone architecture versus PC architecture

On a PC, there are hard disks acting as storage space where the operating system and application files are stored, and there is RAM which is memory which gets used up by the operating system ...
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0answers
866 views

Can't save contacts in Sony Xperia

I have a Sony Xperia with Android OS 4.0.4. Until recently it worked fine but now my SIM contacts are all gone. I can't save in sim either. While saving in contacts I used to get option whether to ...