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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200 views

Problems searching and joining network with Nexus One

I have a Nexus One, unlocked from Google. It is not rooted nor running custom firmware. I am trying to use it with 2 different international sim cards, which have worked in other peoples phones. I ...
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0answers
1k views

Why SIM toolkit does not work with most custom ROM-s?

Most custom ROM-s have problems with Stk.apk (the SIM toolkit part of Android) not functioning properly. The question is not the missing application (running Oxygen, I have the app but it is not ...
3
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1k views

Save SMS to phone directly

Some of my text messages get saved in my SIM card automatically and this does not show up in notifications and I miss out on reading them. I only realize the messages have arrived when I get a ...
2
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0answers
108 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 ...
2
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0answers
74 views

A lack of sim card in my android device crashing my apps? Why?

A weird problem I observed with my Micromax A116, android version 4.2.1. From the day I bought it, 8 months back, I have used both the sim slots. But the internal earphones were damaged & I ...
2
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0answers
8k views

How do I connect to a EAP-SIM authenticated network (namely FreeWifi_secure from Free Mobile)?

I am running CyanogenMod 10 (based on Android 4.1.2) on my Motorola Milestone 2. I just switched to the French mobile carrier Free Mobile. They offer access to their "FreeWifi_secure" wifi network in ...
2
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0answers
310 views

Android detects SIM change – gmail synchronized messages deleted?

After gmail detects SIM change – it asks to renew login to gmail account. This is a very good security action. But does it maybe also clear synchronized messages (that have been downloaded before SIM ...
2
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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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107 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 ...
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0answers
138 views

Gmail asking for authentication after changing SIMs

To recreate issue: Start 2-factor authentication Generate app-specific code Use that to sign into your device Change the SIM I have two SIMs, and I sometimes switch between them. The issue is that ...
1
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0answers
177 views

Samsung Galaxy Ace - Sim card detection

I have a Samsung Galaxy Ace android 2.3.7 with cyanogen mod-7-20130301-nightly-cooper version. It is not detecting the SIM card. Is it a problem due to Cyanogen mod or something else?
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99 views

Droid Mini in France with local SIM card?

I have a Droid Mini bought in America with Verizon that I'd like to be able to use in France. It's supposedly one of their "Global Ready" phones, so using it here should be as simple as getting a new ...
1
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0answers
34k views

Network SIM unlock code not working

I paid to get an unlock code for my Samsung Galaxy S4 Active SGH-I537 locked to AT&T. I have tried to enter the unlock code given when the phone boots with my other carrier SIM card inserted, but ...
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0answers
198 views

Making Android phone locked using the SIM card password

When I press the power button. the Android phone will go into sleep mode. When I press the power button again, the Android phone will wake up and ask me a password. So, how do I make the Android ...
1
vote
0answers
2k views

Samsung Galaxy S3 “Not registered on network”

It had stock 4.0.4 -> could call. I've flashed FoxHound ROM -> after a while, when I try calling, it says "Not registered on network" . Tried GalaxSim, but everything looks ok. Restored back to ...
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0answers
335 views

Can I install a custom rom with SIM Lock enabled?

I purchased a phone for development purposes knowing that it was being sold for parts/repair. The phone can't read SIM cards for some reason and the battery always says 999%. No idea why, but ...
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0answers
673 views

Reading all SIM setting

Just out of curiosity I'd like to see all the settings on my SIM-card. And I'm not talking about an SMS stored on the card, or my phonebook. I'd like to see for example the Preferred PLMN list and ...
0
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0answers
12 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 ...
0
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0answers
18 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 ...
0
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0answers
54 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 ...
0
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0answers
129 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 ...
0
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0answers
114 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 ...
0
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0answers
72 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 ...
0
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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 ...
0
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0answers
126 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 ...
0
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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 ...
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0answers
259 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
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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 ...
0
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0answers
118 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 ...
0
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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
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0answers
211 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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241 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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86 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 ...
0
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0answers
66 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 ...
0
votes
0answers
286 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 ...
0
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0answers
195 views

Samsung Galaxy S III I9300 - “Insert SIM card” after installing CM 10.2

I flashed CyanogenMod 10.2 from zip on SD card with ClockworkMod, and now my Galaxy S3 doesn't detect my SIM card. Upon loading CM the first time, it shows the following message: SIM card - you ...
0
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0answers
37 views

save roaming on dual sim card

Phone companies do not permit call forwarding feature to international numbers. But if we have a active dual sim phone, is the following scenario possible? Sim 1 gets an incoming call which gets ...
0
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0answers
150 views

Samsung Galaxy Tab 4

I opened chrome and it shoots a notification that if I don't stayed in the page that it was opened, my battery's gonna die. The page was "top3androidapps.com". HELP. I don't know if it's a virus, i ...
0
votes
0answers
180 views

How to move contacts from SIM to phone on LG Optimus L7 (Android 4.0.3)

I go to Contacts -> Menu -> and then I have only two options: Speed dials Call settings If I enter into "Call settings", I can't find any "Import/Export" option (can't find the lg-optimus-l7 tag) ...
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
0answers
131 views

Sim card reboots phone and stops working

I am using Lg L90 and the problem is, that every time I use Chrome app I get a message after a few minutes. It says something like "sim card shut down" or something like that and there is a progress ...
0
votes
0answers
222 views

Can Asus Nexus 7 WiFi support a Huawei E3276 4G usb dongle SIM holder to achieve telephone functionality?

I could connect (with an usb adapter) a Huawei usb dongle that I normally use with my laptop computer and contains a SIM card for mobile internet and phone functions like SMS and phonecalls, but it ...
0
votes
0answers
2k views

Dual SIM: Disable telephony features on second SIM

I have a Samsung Galaxy S Duos 2 (GT-S7582) with two SIMs. I'd like to use one of those SIMs for everything telephony related, the other SIM for everything data related. I managed to set the first ...
0
votes
0answers
965 views

Moto G won't detect sim card

I recently bought a 8 GB Moto G Unlocked. When I try putting in the sim card into the phone the phone doesn't seem to detect the sim. Any solution?
0
votes
0answers
433 views

Problem with TB Donate Version restore

I have a Cricket 4G ZTE Sonata Z740G. It is rooted and using Android 4.1.2 JB. I was playing around with the security settings and set a SIM lock. The phone then asked me for a PUK code to operate. I ...
0
votes
0answers
1k views

Copy contacts from Google to SIM card

I have recently got my SIM card replaced, and lost all contacts as a result. I was wondering if there is a way to copy them from Google Contacts to the SIM card. It would type them one by one but it ...
0
votes
0answers
2k views

Unknown phone number issue

My Moto X with Android kit Kat does not recognize my own number from the Sim card. Is there a way to edit it manually? Any app that does that?
0
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0answers
489 views

Replacing the flash chip on a Galaxy Nexus

A little background I have two Galaxy Nexus phones: one reported lost(was lost) 32GB and a current 16GB version. Current Issue I'm trying to put the 32GB flash chip into the current phone. ...
0
votes
0answers
921 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 ...