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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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5 votes
3 answers
70k views

Migrate WhatsApp from phone (old expired number) to another one?

I have a phone that has had WhatsApp installed on for over 2 years now, and the phone number registered for the account is now history (it's been long gone and there is no chance I will get that SIM ...
ykh's user avatar
  • 153
10 votes
3 answers
11k views

deactivate PIN-request after airplane mode

When switching on the phone, one is by default asked to enter the SIM-PIN -- which is a good security measure, to prevent "strangers" from causing you costs. Now the same applies when returning from ...
Izzy's user avatar
  • 91.2k
23 votes
5 answers
242k views

How can I manage contacts on my SIM card with an Android phone?

How can I add and manage contacts on a SIM card with an Android phone (HTC Magic)? I'm aware of 1 application which is capable of doing this but it cost 4€ for SIMPLY managing SIM contacts o_O
user avatar
20 votes
4 answers
113k 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 ...
user1950278's user avatar
13 votes
2 answers
13k views

Good idea to transfer all phone numbers from SIM card to google contacts?

I am new to the whole smartphone thing. Currently all of my telephone contacts are on my SIM card. I suspect it makes sense to move all my phone numbers from the SIM card to my Google contacts (i.e. ...
Rabarberski's user avatar
11 votes
5 answers
338k 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 ...
Jonas's user avatar
  • 5,057
8 votes
3 answers
21k 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 ...
Envite's user avatar
  • 209
5 votes
2 answers
6k views

HTC Desire S - Number Unknown Is Shown?

My question is similar to this one, however what would be appropriate solution for HTC Desire S device because it does not allow you to change your phone number on SIM card like Samsung Galaxy does? ...
Boris_yo's user avatar
  • 717
2 votes
1 answer
9k views

How to check IMSI/ICCID on MIUI10?

Is there any way to view IMSI and ICCID numbers of my SIM-cards? I didn't find such menu neither in About-Status nor anywhere else.
Suncatcher's user avatar
14 votes
3 answers
447k 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 ...
Gigili's user avatar
  • 331
10 votes
1 answer
12k views

Can I use a Motorola Atrix without a SIM card?

My company purchased an Atrix for app development and would like to use it without a SIM card. Unfortunately, on boot it is not possible to get past the "No SIM card. Emergency calls only" screen. ...
Aaron C's user avatar
  • 301
8 votes
1 answer
23k views

I changed my sim card - how do I find which app is sending sms messages to my old number?

I recently traveled to another country and I'm using a local prepaid sim card on my Galaxy S2. My prepaid credit was depleted rather quickly, and when I checked the phone record I found out my phone ...
Joe's user avatar
  • 555
7 votes
2 answers
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 ...
John Sonderson's user avatar
5 votes
3 answers
18k 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 ...
deepesh sharma's user avatar
3 votes
2 answers
11k views

How to disable USSD notifications?

On Android 4.2.1, some new stuff has appeared in the notification area. It shows my current balance and has an icon of the "SIM-card menu" app. Also, sometimes, some spammy messages appears (from my ...
abyss.7's user avatar
  • 255
3 votes
3 answers
1k views

How do you copy a contact from the SIM card to the phone in order to assign a picture to it

Searching the site here has let me to believe that you cannot assign a picture to a contact which resides on the SIM card ( I am using a Samsung Galaxy S, and that indeed seems to be the case - at ...
Edelcom's user avatar
  • 6,927
3 votes
1 answer
2k views

How do Android apps access phone's simcard and determine the location/country without permission?

I noticed there are apps like Shazam or Tiktok that can find my location/country and offer local content even when I use VPN. my VPN doesn't have any IP/DNS leak. When I remove the simcard or make it ...
user avatar
2 votes
2 answers
7k views

Backup SIM message and contact without transfer to phone

Is it possible to backup the message (e.g. SMS) and contacts inside my SIM card to my external SD Card without transferring them into my Android phone?
user275517's user avatar
2 votes
1 answer
56k 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 ...
Sherif Abdel-Naby's user avatar
1 vote
0 answers
97 views

My location get recognized by my SIM card [duplicate]

I noticed that the TikTok app locates me by my SIM card, how is this possible? I didn't give it any Location/Call/Messages permission. Also, I used VPN but it still recognizes my location. How can I ...
Arsiki's user avatar
  • 111
1 vote
2 answers
71k views

Whatsapp, Keeping the number on the new phone but without the old sim card

Whatsapp, Keeping the number on the new phone but without the old sim card. Ok the situation is I love my old number and to be honest don't want to ask everybody to change my number again and again. ...
Basil's user avatar
  • 11
0 votes
1 answer
3k views

How to bypass "enter SIM PIN" screen on Android Marshmallow?

The phone can't be accessed before PIN code is entered, the only alternative method is to remove the SIM card entirely. I haven't found a key combination that works on this version of Android. Enter ...
user191707's user avatar
0 votes
1 answer
664 views

Using WhatsApp without current SIM

Next week I will go on holiday to a foreign country and for this, I bought a prepaid SIM card because with my phone's current plan, I have little to no data in Roaming. My problem is that I will be ...
user69503's user avatar
  • 101
0 votes
0 answers
887 views

Exporting SMS on sim card to text file

It seems to me like Android comes with the "veiled" idea that management of SMS that may be present on sim card is not so important (and maybe it's true). Anyway, take me, I have to deal with them at ...
danicotra's user avatar
  • 101
0 votes
1 answer
51 views

What are potential causes of internet malfunction?

I'm using Asus Zenfone Max Pro M2. Running on android pie. Phone is updated to latest firmware. Few days ago I've changed sim card but problem still persist. I can use internet with another sim card ...
Swapnil's user avatar
  • 175
0 votes
1 answer
6k 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 ...
Vinz243's user avatar
  • 71