Questions tagged [sim-card]

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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How to fix mobile hotspot?

Shortly said, my mobile hotspot doesn't work. I can connect my laptop to my phone but I can't get on the web. Mobile data on my phone works flawlessly. What I've tried: Putting my SIM card into ...
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2answers
6k views

Sim card not detected after installing CM13 (unofficial) on xperia l

i'm new to android. I recently bought a xperia l phone from my friend in which he had Cm11 installed i decided to upgrade to cm13 and it really messed up the phone.. the sim card was not detected and ...
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547 views

How to check if a model can make phone calls?

So I'm looking to buy a new android tablet, but I can not for the life of me find out for any given tablet whether or not it can make and receive phone calls like a regular android phone would. Am I ...
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662 views

Having an issue with my contacts on my Blackberry Priv

I just got a Blackberry Priv, coming from a Blackberry Classic, both on AT&T. They imported my contacts from the old phone and they seemed to have moved onto my Google account. But for some reason ...
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147 views

cannot recognize SIM card

I am using Samsung Galaxy Premier(I9268) running CM 12.1. Several days ago, after some reboot, the phone Suddenly not recognize the SIM card. I have tried to use older updates, they all don't work. I ...
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922 views

How to resolve the issue “SIM card full”?

On my Android 4.2.2 I always get the following notification message after activating my SIM card: SIM card full Delete some messages to make room for... However, when I go to the setting Text ...
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3answers
6k views

Do data-only SIM cards have a phone number assigned to them? [closed]

Some providers offer a "data only" sim card. Do these types of sim cards have a phone number assigned to them? If yes, what happens if a dial out is attempted of if there's an incoming call?
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bad calls on custom rom on I9500

For quite some time of trying out various roms on my I9500, I've found out that on all of them I had a call issue, where the other person kept hearing himself twice (echo). I've tried today to flash a ...
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71 views

Other SIM cards won't work in VZW S5. Should I root it?

I have a Verizon S5 which they claim to be unlocked. I travel internationally a lot and Verizon doesn't cover some of the places I go, so the Verizon rep I talked to said it's fine to just change out ...
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1answer
5k views

Restore IMEI for Samsung Galaxy SL (GT-I9003) when there is no backup

Well I was on phone and suddenly I lost IMEI and my SIM card is not detected. So I tried flashing (to some firmware and I flashed back to original I9003XWKPG) and nothing. I don't have any backups. I ...
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492 views

Outgoing call is not working after lollipop 5.0.1 update in Samsung Galaxy A5

I have updated my mobile from kitkat to lollipop. After I updated Outgoing call is not working on 2nd Sim. On First Sim am using IDEA(sim card) and on Second Sim am using AIRCEL(sim card). So from ...
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1answer
205 views

New phone - New SIM or Old [closed]

I am getting a new phone. I have an old Galaxy and am getting a new(er) one to use with my pre-paid plan ($30/mo unlimited). I plan on keeping my old service and phone number. Should I use my old ...
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1answer
3k views

Get contacts off sim card phone with broken screen

Need some help. Finally switching to smartphone after the screen broke on my flip phone. All my contacts are on the SIM card, but I can’t see anything on the screen. How can I access that information? ...
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960 views

Android 5.0.2: Import contacts from sim card

Yeah, I know - it's not the first question. But others just don't answer my question! When I go to Contacts -> Menu, I got the next options: Call History New Contact Settings Why I don't see ...
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No SIM card detected — factory reseted and now it works. What now?

I have a Samsung Galaxy S 5 rooted and flashed CyanogenMod 12.1 on it (Android 5.1.1). Everything always have worked fine. Earlier this week, I have installed a new app in my phone. Although I cannot ...
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1answer
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Moto E 1st Gen. network issue after Lollipop update

After updating my Moto E 1st Gen. to Lollipop by OTA, my phone indicates that the mobile network is available, but any callers receive a message stating the phone has been switched off. Calling any ...
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1answer
1k views

Ability to disable SIM card (at best periodically)

I don't like the thought of being tracked via my cell phone. Thus I am looking for an easy way to disable my SIM card. I would like a way to automatically turn the SIM on every n minutes to check for ...
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1answer
2k views

Can't connect to mobile network on Sony Xperia Z Ultra

Device: Sony Xperia Z Ultra Carrier: The Peoples Operator (Same issue when tested with EE as well) Android Version: 5.0 Lolipop I recently lost the SIM card tray for my device, and Sony sent me out ...
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2k views

Enter PIN code…without sim card inserted

I have one problem with MeanIT MG430 phone - there is no sim card inserted but when I turn it on, there is "Enter PIN code" screen. PIN code is "connected" with SIM card, so why I see this screen ...
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1answer
564 views

Can not access Internet on N9100 Android 4.4.2

I bought a smartphone (N9100) which is running Android version 4.4.2 (kernel version: 3.4.67). When I plugged the SIM card in the smartphone, I set Data connection to the name of the company that ...
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1answer
8k views

Asus Zenfone 6 doesn't see SIM cards, keeps booting itself. How to troubleshoot the issue?

I have a problem with Asus Zenfone 6 device, which worked well on stock firmware with minimal amount of additional installs for about a year. This is a dual SIM phone and it has both SIM card slots ...
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565 views

Unable to get network connectivity in Huawei Ascend G510

I have bought a Huawei Ascend G510 for developing purposes, and inserted a SIM card. Although it asks me to enter a PIN and accepts it I just cant get a network connectivity no matter where I am, but ...
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1answer
47k views

No SIM Card detected, Emergency Call Only After Flashing Custom ROM AND Stock ROM [Sony Xperia AcroS]

Yesterday i've decided to check some of the custom ROMs for my Sony Xperia Acro S. With locked bootloader i installed a CWM Recovery and flashed a ROM. The ROM Worked and the signal worked and i've ...
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1answer
84 views

Old phone to track my bike in case of theft

I have an old galaxy s3, I was thinking of storing it in my bike seat or a lockbox on my bike in case it gets stolen so i can track down my bike. Is there any way of doing this without a sim card(...
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1answer
8k views

Upgrade Android OS without SIM card

I have a Moto E phone which I bought from Tesco in the UK. I assume it is unlocked as it doesn't have any Tesco mobile branding on it when I turn it on. I have already tried the manual way and it ...
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3answers
17k views

Micromax Unite 2 A106 updated to Lollipop version and no network or sim detected

Using Micromax Unite 2 A106, updated to latest version of lollipop, after finalization and restarting my phone is not able to detect any SIM/network. Also no display of selection of Mobile network is ...
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2k views

How to change original (unchangeable?) ICCID/SIM card serial from an AVD

I need to have several running Android Virtual Devices, so have been trying to change the original ICCID/SIM card serial from an AVD and all the solutions I found oblige me to alter QEMU's code (see ...
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1answer
1k views

SIM is unsupported on Galaxy Y running CM11

There's a problem with my Samsung Galaxy Y S5360 after upgrading from GingerBread to Android KitKat. I followed all the steps starting from downloading CWM, CyanogenMod 11, and the KitKat ROM. And ...
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1answer
38k views

How to make automatic SIM card selection for specific contacts?

Everytime I call someone I change SIM card to one of them and call from that SIM card. Is it possible to assign a SIM card for each contact, so that when calling a contact the phone select the SIM ...
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1answer
1k 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 mode....
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2answers
22k 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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819 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 ...
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1answer
1k 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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3answers
8k 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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1answer
242 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
130 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
15k 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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2answers
2k 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
169 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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3k 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
766 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
4k 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
2k 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 (...
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1answer
950 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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1k 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?
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715 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 ...
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2answers
2k 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
311 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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2answers
15k 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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1answer
105 views

Ordered i9300 from eBay - need help to understand what's going on

I've ordered a new, unlocked i9300 from eBay, and I had some adventures with it: I've unpacked it, inserted my SIM, powered it on, and found out that the phone always thinks that I'm roaming. Instead ...