T-Mobile International AG is a holding company for Deutsche Telekom AG's various mobile communications subsidiaries outside Germany.

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Samsung Galaxy S3 SCH-I535, rooted, won't switch over to T-Mobile

Recently, I changed carriers from Verizon to T-Mobile. However, when I inserted my T-Mobile SIM card into my phone and rebooted, the status is always "Searching for Service" (not just for data, ...
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1answer
43 views

Compuer shows no sign of tablet connection (SGH-T779 Samsung Galaxy Tab 2 10.1 for T-Mobile)

How can I get my computer to recognize I have attached my tablet? I have tried every trick online with no luck. Couple notes: No indication at all from computer that a tablet is plugged in (No ...
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1answer
699 views

Can I use an unlocked T-Mobile Galaxy S5 on AT&T?

I made the unfortunate mistake of buying a Galaxy S5 through AT&T and was rewarded with a locked bootloader and no fun whatsoever for any reason ever. As a remedy, I've considered purchasing a ...
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77 views

LG G Flex keeps rebooting

My Brand new LG G Flex keeps restarting about every 10 minutes. It's an unlocked T-mobile one and I have not downloaded and installed any apps. I noticed that it does not restart when it's being used. ...
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0answers
22 views

How to use at&t signal on tmobile note3?

Where I live tmobile had pitiful data signal but at&ts is great stuck with tmobile for awhile so was hoping for a way to use there signal? Phones rooted on stock rom/kernel via root de la vega. ...
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16 views

Galaxy S 4 phones which react to Wifi differently

I'm asking why one of my S4's recognizes my Wifi & gets to the WEP key popup and my other S4 doesn't? The second phone lists the Wifi however just hangs, then never connects. What gives? Carrier ...
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0answers
85 views

an not find the t-mobile network, but it shows always: AT&T, Sprint and 311-660

I replaced my Nexus 5's display. Now my device can not find the t-mobile network. (it sporadically works) But it shows always: AT&T, Sprint and 311-660. T-mobile reception on other devices is ...
7
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4answers
7k views

How can I disable voicemail notifications?

I have a prepaid T-Mobile line that I use for development purposes only. I do not really use it for calls. However, some 800 number company has been calling me constantly (which I have already added ...
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1answer
70 views

Can 2 SIM cards be activated on one phone? [closed]

If I get a new T-Moble SIM and activate it on my Google Nexus 4, then put the old one back in, will the old one still work?
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2answers
57 views

Why does Google Wallet depend not only on the Phone but the Carrier as well?

I'm trying to use Google Wallet on a Moto X at Duane Reed. I'm under the impression that this should work. However, when I browsed the help file for Wallet, it lists a number of Moto-X compatible ...
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0answers
22 views

Is there a known to be good T-Mobile Android Device that will work with T-Mobile Wifi Calling and a custom ROM

Am evaluating switching to T-Mobile in the US and bought a prepaid SIM to try it out. Coverage is poor in my house with my Galaxy Nexus (Maguro/GSM) with CM 10.2. I'm open to buying a new phone, but ...
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1answer
682 views

How can I enable calling over Wifi for a T-Mobile based Moto X?

T-Mobile allows for unlimited calling when I'm tethered over Wifi, on my old Blackberry Bold this was called "UMT" or something like that (it would appear in the status bar). Since I still have poor ...
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0answers
136 views

How can I use a Verizon Galaxy Note 2 on T-Mobile?

I bought a Verizon Galaxy Note 2 thinking I could use it with T-mobile. I can call & text but I'm not getting any data. I've been in the settings and changed them from global to LTE/CDMA to ...
0
votes
1answer
65 views

Voicemail forwarding numbers - Tmo prepaid plan

I switched a monthly Tmobile plan several months ago and absolutely hate the voicemail "service". I previously had all my VM's sent to my email via YouMail (kind of like Google Voice). Today while ...
1
vote
0answers
180 views

running app is shut down when screen powers on

I recently updated my Samsung S3 (T-Mobile) with the OTA update to Android 4.1. Ever since the update, after the phone screen powers down (manually or on timer), turning the screen back on closes the ...
2
votes
1answer
2k views

Why does my myTouch 4G lose battery so fast?

So I formatted my phone today. I have not used it, and it was at 100% this morning. No apps installed, the screen was only on for about 10 minutes. Yet when I go to check it now, about 12 hours later, ...
1
vote
1answer
182 views

Why can I not pull an IPv6 address from T-Mobile?

I saw that T-Mobile has enabled IPv6 for its network, and I wanted to try it out. I dropped off my WiFi network, changed my APN to the IPv6-enabled APN (epc.tmobile.com) and was unable to pull an ...
0
votes
2answers
779 views

Phone response slow, responds 2 - 10 seconds after touching screen or not at all, random lock ups, and power downs

I have a non-rooted T-Mobile G2x by LG running Android 2.3.3. I have had it about two weeks and have noticed several problems. Randomly shuts down. I go to use my phone and it doesn't come on, I ...
4
votes
3answers
1k views

Are Tmobile using bogus DoD IP addresses (bogons)?

I recently started picking up some weird entries in my firewall log: kernel: arplookup 26.XXX.XXX.XXX failed: host is not on local network There are at least at dozen entries, all to different IP's ...
3
votes
1answer
398 views

How To T-mobile Web Day Pass on Non T-Mobile Device?

I have a Pay As You Go SIM card on my Nexus One which works great for voice calls but I don't really know how to use it for T-mobile's $1.49 Web Day Pass. I called T-Mobile's customer support but ...
1
vote
1answer
108 views

T-mobile/Orange HTC Hero - no 3G on Orange

My HTC Hero uses both T-mobile and Orange in the UK, since February. However when my phone is connected to an Orange mast instead of a T-mobile mast I don't get 3G as it says that I am roaming. If I ...
2
votes
2answers
772 views

NEXUS S (t-mobile version) 2.3.4 / GRJ22 — IS ROOT POSSIBLE?? can't mount /system mount /data

I have the Nexus S (t-mobile version) that is 2.3.4 / GRJ22 and just wanted to ask, is root actually possible now?? I see lots of posts about how to do it under 2.3.3, but all the posts I have seen ...