Samsung galaxy s3 network mode settings

It used to last just hrs. I took it to ATT service centers, those technicians are no good. Just gave me another battery!! I just followed your instructions, boooom back to normal, now it lasts more than 18 hrs. I regularly talk, check my office e-mail, surf web. I used this method in order to save my battery life until I realized I couldn't live with the excruciatingly slow speeds.

I changed it back and now a couple of times per day I can't make phone calls. I have to go back in and repeat this process before I can call out or receive calls.

Samsung S3. How to Open Network 4G LTE (in other countries) for [SKT SHV-E210S-K-L]

Texting and emails work fine, but callers are sent straight to vm and I cannot call out. Please help me undo this. Gets about Mbps download and doesn't murder your battery like LTE does. Sign up Sign up Sign in. Ask a question. Turn on suggestions. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Showing results for. Search instead for.

Did you mean: Saves a lot of Battery. Got this from another forum and it seems to work! Me too. Tags 1. Message 1 of Message 2 of Why would you want to disable it???? Message 3 of Tailgunner wrote: Select More Networks, then Mobile Networks.

Network, APN, and VoLTE: Samsung Galaxy S III

Select Network Mode. Not Helpful 2 Helpful 1. Unanswered Questions. Answer this question Flag as Flag as Why is my phone searching for a 4g network? What sim cards can be used with a Samsung Galaxy S3 Neo? Include your email address to get a message when this question is answered.

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Already answered Not a question Bad question Other. Related wikiHows. Article Info This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. In other languages: Is this article up to date? Cookies make wikiHow better. By continuing to use our site, you agree to our cookie policy. However, with a walkthrough from YouTube. Eventually, I now use my phone with a different service provider. In addition, it was possible to upgrade 4. Could it be that US Cellular prohibits for their phones to be unlocked or is it because my service is shut off?

Any feedback is appreciated! I am trying to unlock my Samsung. Just to add my Samsung is s 3 and model gt If you are still running 4.

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You will need a 4. I am not knowledgeable about phones. I have a t mobile galaxy s3 t I followed the directions and downgraded it to 4. I followed the directions above but even with the downgrade it still doesnt give me option 4. Any suggestions? I need help to unlock my sprint phone I enter the secret code but nothing happens please help me!!!! I need to unlock this phone soon!!!!

It's possible you may be able to apply this knowledge to unlocking an S3 as well by flashing another baseband but this is not for the faint of heart and may mess something up. I ended up flashing just the baseband and its all good now. It should also be noted, that once you perform this..

In event this happens, you must manually enter your Carrier APN settings.. After I unlock it, cant make call, just can text, all the outgoing call switched to another random number. But I can still receiving call. I just bought an "unlock gs3 mini, but when I put my att sim card, it says network lock. Which it means to me that is not unlock And do not give me an option to write a pin.

And this phone is from telcel, which is a company in mexico. If i follow this step, you think is possible to unlock it? I e-mailed the seller but he is not answer me back. I need to use a south african sim card.. Hi, i need to know if i can use 3G network in Samsung galaxy S3 T from T mobile out of united states, using this code??


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Is there anyway to unlock it so I can switch to another carrier or is my best bet just to sell it. It is a Sprint based phone and unfortunately it drops calls or makes calls sound muffled. Anyone knows why? Hello im trying to unlock my samsung galaxy s3. I have all the steps besidez when do I remove my original sim card from my phone? To check Audio Loopback Control: Hello everyone I'm new to this so bear with me plz but I have a new problem I haven't seen anyone ask yet I got an s3 from a friend and I put my SIM in it and it will let me make calls but not receive them and I can recieve texts but not send them and if I get a vmail it won't let me call to check it does anyone what's up with that one plz help thx.

The phone is verizon version 4. Don't know if anyone can help me, but here it is: I have the version 4. The code It just tries to call that number. Please help. Ive got this phone and the carrier says that i must have a year's service with them to be able to unlock it. Thanx, it work for me. Any ideas what I need to do next?

Im haven this problem help me please. Andriod version 4. Kindly help to unlock the sim. Any ideas on unlocking it if it is? Also if I want to keep my number what is an EFT fee?


  • Samsung Galaxy S III - Choose network mode | Vodafone Ireland.
  • Account Options;
  • Samsung Galaxy S III™?
  • Any idea of the amount of this fee? Some Samsung phone's firmware version does not support that code.

    How To Fix The Network Mode Option Not Clickable Issue On Samsung Galaxy S5 | Technobezz

    So how can I unlock it I hqve all yhe same menus except at yhe end i dont have the 4 line any suvgestions. I actually was given an unlocking code by Samsung through my provider T-mobile , after paying in full my phone, but the code doesn't work Thank you Dave, I'll try to downgrade and unlock with 4. Thanks, This worked for me.. It's a CDMA device, nothing in this thread will help you in any way..

    You require the master subsidy lock code which will allow a cdma device to be reprogrammed that is my understanding realize that your phone will only work on other cdma networks.. O have the same we're you able to find anything out. It doesn't work on an S3 past 4.

    Samsung Galaxy Tab S3 - Network Mode Settings

    Yea my suggestion is, give up. I am trying to do this methos with the phone disconnected as well David. Hope this could help. Please let me know where on youtube. I prefer visuals before attempting something like this. I thought it was a CDMA based network? Can someone please help me im totally stuck that's why i joined this website.??? Invalid MMI code error?