Skip to main content

All Questions

Tagged with
Filter by
Sorted by
Tagged with
0 votes
1 answer
978 views

Gabb Plus sim card locked [closed]

My Gabb phone's sim card got locked. It's my only phone, so I can't call or text any number. I don't know my PUK code, which it requires to unlock. How would I unlock it? Thanks in advance.
DaCuteRaccoon's user avatar
1 vote
0 answers
1k views

How can I tell if an Android device is locked to a specific carrier?

I want to know if an Android tablet is specific to a cellular carrier (T-Mobile, Verizon, etc.). The particular one I have in my hand now is a Samsung Galaxy Tab A, but I have multiple types of ...
TonyPace's user avatar
0 votes
0 answers
82 views

How to unlock a Photon Q with an MSL code?

I'm having a strange issue with a Motorola Photon Q. The Photon Q is carrier locked to Sprint but has long since been paid off. I have the IMEI and the MSL code to unlock the device to use with other ...
Demon's user avatar
  • 11
1 vote
1 answer
973 views

Blocked SIM card and getting asked for PUK on Lineage OS 17.1

I installed Lineage OS 17.1 on my Samsung Galaxy S3. Everything worked just fine until I put in my SIM card. The first thing which happened after booting was getting directly asked for the PUK code ...
user335160's user avatar
0 votes
1 answer
22k views

How to remove No SIM found notification (Android 7.1.1 Nougat) [duplicate]

I bought a new phone with Android 7.1.1 Nougat unlocked from Verizon. Since I bought it unlocked, I get a notification that says No SIM found, Tap for more information. It really irritates me ...
Jacob Mohamed's user avatar
1 vote
0 answers
92 views

how can lock or block some SIM carrier on android 4.1.2

have here in my country to types of SIM cards on the carriers, the first is open to the all networks... internet, sms, calls... and a second is all close data , only to call how can i do to close in ...
Abraham JA Carvajal's user avatar
0 votes
0 answers
768 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 ...
John Sonderson's user avatar
1 vote
3 answers
6k 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. ...
John Sonderson's user avatar
1 vote
1 answer
22k 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.
Jonathan's user avatar
  • 580
3 votes
0 answers
78k 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 ...
Rick's user avatar
  • 233
1 vote
1 answer
191 views

Changing carriers and sims - how do I know if the new network will work?

My family is considering switching to T-Mobile, and I would like to bring my current Droid 4 with me. I have already stopped by a local T-Mobile store to see if their sim would work. The phone ...
Phill.Zitt's user avatar
1 vote
1 answer
9k 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 ...
Rick's user avatar
  • 233
2 votes
1 answer
691 views

How to port a SIM card to an Android phone

The procedure for porting a SIM card from a pay-as-you-go phone to an iPhone 4 is well documented (example 1, example 2, config tool for iOS 5). This is a nice option for people mostly on WiFi who use ...
Edward Brey's user avatar
6 votes
1 answer
1k views

Android and sim-lock

I'd like to know if android phones are sim-locked. Given that they are open-source and have community images it should be 'tricky' to sim-lock one but I prefere to ask. Also - do I need to unlock if ...
user avatar