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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5 views

prevent “empty slot” notification for SIM 2

I've got a dual SIM phone which I use with only 1 SIM, and I find it really annoying when it prompts me a warning notification about the empty 2nd slot each time I turn on my device. How can I prevent ...
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0answers
11 views

Why do US SIM cards slow down my Galaxy Note 3, and prevent system settings from opening?

I have a problem that seems specific to US SIM cards. They cause the performance of my Galaxy Note 3 to tank, and I can't get into the system settings at all, without rebooting my phone into safe ...
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1answer
67 views

How to set default SIM for calls on Lenovo A7000?

How to set default SIM for calls on Lenovo A7000 running Android Lollipop 5.0 and Lenovo's Vibe UI? PS: I have bought an Android phone for the first time.
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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 ...
9
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7answers
147k views

How do I import all contacts from a SIM-card to an Android phone?

My mother have got a HTC Wildfire with Android 2.2. Now I want to import all contacts from her old SIM-card to the phone. I did it and it worked. Then I switched to the new SIM-card, and now when I ...
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1answer
196 views

No sim card detected?

my SE Xperia Arc S started going crazy today, it didn't detect the sim card, so I've tried reseting the phone to factory settings, but it still wasn't detected, I've also installed a new rom, to no ...
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0answers
48 views

IMEI spoofing won't fix invalid Sim Card

I recently bought a second-hand LG Pro Lite. I restored it to its factory settings. For a few days, it worked properly. A week or so later, I had no phone service. Everything else works fine. As I ...
2
votes
0answers
105 views

Using a custom Lock Screen does not unlock the SIM (PIN)

When using Hi Locker as my lock screen, my Android Lollipop device does not prompt me for my SIM PIN upon boot -- and leaves the SIM card locked (therefore providing no service). Details: I'm ...
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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 ...
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vote
1answer
6k views

Mobile network not available on unlocked Active

I purchased a "new" unlocked Samsung Galaxy S4 Active SGH-I537 phone on E-Bay. Everything works fine except when I use the phone with my local carrier SIM card. When I insert the SIM card and turn on ...
0
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1answer
1k 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 ...
0
votes
1answer
514 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 ...
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vote
1answer
20k 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 ...
5
votes
5answers
21k 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 ...
0
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0answers
126 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 flashed a custom recovery img. Then I tried flashing custom ROM zip file using flashify. It said flashing completed and reboot to continue. When ...
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votes
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 ...
0
votes
1answer
688 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 ...
0
votes
1answer
20 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 ...
0
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1answer
50 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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votes
1answer
79 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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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 ...
0
votes
0answers
51 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 ...
0
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0answers
113 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 ...
2
votes
0answers
356 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
17k 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
54 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
70 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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0answers
123 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 ...
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0answers
112 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
votes
0answers
257 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 ...
0
votes
1answer
198 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
14k 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 ...
0
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0answers
250 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
votes
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
22k 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
105 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
votes
3answers
168k 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 ...
1
vote
1answer
12k 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
575 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
25k 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 ...
0
votes
0answers
1k 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 ...
0
votes
1answer
244 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
votes
1answer
141 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
votes
7answers
90k 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 ...
0
votes
0answers
115 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
191 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, ...
0
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0answers
182 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
votes
1answer
237 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. ...
0
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0answers
285 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 ...