4g only mode - Verizon LG G3

There are several apps on the market and some more than I've side loaded on other phones that can lock your phone into 4g only, 3g only, gsm only etc. The most recent one was advanced signal status on my galaxy S4. However, I haven't found one that works on my G3. Advanced signal status works until you select phone information and then I get a pop up that says "this application does not work on this device" In my town and at work, I know there is a 4G signal (even though at times it is weak) but the phone likes to revert back to 3g more often than I am happy with. (my galaxy did this too...but not at the rate the G3 is). I'd like to force it into LTE only mode at times but it's not an option unless I find an app that works. My only recourse right now is putting into airplane mode and then turning airplane mode off. It will revert back to 4g when doing this....but no guarantee how long it will keep 4g before switching again.

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[Q] Frequent random no service on ATT

I recently got Samsung GS2 to use on ATT in the US. Overall the phone works very well, however I keep getting "no service" at seemingly random times in known good cell reception sites (like my house). The phone appears to be working fine with 3-4 bars and then all of sudden the signal drops and I loose all connectivity for anywhere from 10 seconds to 3 minutes (wifi appears unaffected).
Here's what I've tried so far:
-Running stock KE7
-Downgrading my baseband to NEKD5
-Selecting "GSM only" in my network settings
-Disabling fast dormancy
-Running Lite'ning ROM just for kicks
None of these make the problem go away.
Please lmk if there's anything else I should try. Thanks in advance!
I am having the same issue on Vodaphone in the uk. Seems the only way i can avoid it is to hold the phone with finger tips top and bottom and not grip around the back! This also seems to improve wifi signal.
Sent from my GT-I9100 using XDA App
My problem doesn't seem to be related to how I hold the phone. I've tried holding it several different way, plus just keeping it laying flat on a table and it doesn't seem to make a difference...
I have a similar issue:
whenever I loose my 3G connection and there is no roaming GSM available the display show a "stop icon" in the upper display. That's ok... The problem is that when I put it where I know for sure there's the signal it won't reconnect but seems to stay disconnected (no service) forever! I have to force a Airplain Mode ON/OFF to make it search and catch again the signal in a few seconds. Never rooted the phone, official KG5.
My settings: WCDMA + GSM, packet data on (when in 3G, no roaming data allowed). H3G Italy.
I know at least 3 people who reported the same problem in Italy with different carriers.
Whenever it looses WCDMA + GSM, it hardly reconnects to the newtork leaving the phone in "No service", totally offline from calls too....
Finally fixed starting from fw KI4+!!

[Q] Thunderbolt data killed by LTE Switch Help

Hey guys I use LTE Switch on my GNexus but my buddy tried it on his Thunderbolt and we are seeing issues. I usually use LTE switch to freely force my phone into 3G at will but when he tried this on his Thunderbolt it seemed to kill data altogether and now he can't get 1X 3G or LTE. The screen LTE switch pulls up is much more advanced than the one on my Nexus so I tried telling him what he should do and more than likely he pressed a bunch of different buttons and must've hit something he shouldn't have. My question is what can we do to get data back?
Data is enabled. 'CDMA + LTE/EvDo auto' is enabled. Theoretically we should be seeing at least 3G if not LTE.
Assistance would be GREATLY appreciated and Thanks will be distributed liberally.
There is a "turn off radio" button that is easily pressed on that screen. You would have to press it again to turn the radio on.
Also - make sure he's not in airplane mode or if mobile networks is off. He should put widgets for turning these on and off somewhere on his phone.
gcodori said:
There is a "turn off radio" button that is easily pressed on that screen. You would have to press it again to turn the radio on.
Also - make sure he's not in airplane mode or if mobile networks is off. He should put widgets for turning these on and off somewhere on his phone.
Click to expand...
Click to collapse
Thanks but already tried all of this. Just re-inserted the LTE sim card, maybe that'll work. Apparently it does for Bionic users.

[Q] Disable Data Connection

Hi I just purchased my Amaze two weeks ago, and am pretty pleased with it so far. There are a few small issues I've had with it, mostly with the HTC Sense UI (I'm used to stock Android on my N1 and G2X). One that is particularly annoying is the inability to disable the data connection.
For battery maximization I usually keep my Amaze on 2G, since I don't need my apps to update or sync at the speed of light, and only use 4G when I'm actively using the browser, using maps, or streaming music. (A capability the phones on crap AT&T don't even provide)
However, sometimes I would like to be able to turn it off altogether, such as in the rare case that the signal is not strong enough for data anyway or if the battery is really low. My Gingerbread Nexus One and G2X both allowed me to cut the data, but the Amaze only has the "always-on" option which doesn't guarantee that the data will shut off (originally it did, but doesn't seem to anymore).
Another more annoying problem that I have, which oddly enough I also had with my G2X, is that after some long calls the phone will refuse to download data, but will be stuck in "upload" (looking at the status bar icon). The only way to correct this is a restart or turn airplane mode on and off.
realtype said:
Hi I just purchased my Amaze two weeks ago, and am pretty pleased with it so far. There are a few small issues I've had with it, mostly with the HTC Sense UI (I'm used to stock Android on my N1 and G2X). One that is particularly annoying is the inability to disable the data connection.
For battery maximization I usually keep my Amaze on 2G, since I don't need my apps to update or sync at the speed of light, and only use 4G when I'm actively using the browser, using maps, or streaming music. (A capability the phones on crap AT&T don't even provide)
However, sometimes I would like to be able to turn it off altogether, such as in the rare case that the signal is not strong enough for data anyway or if the battery is really low. My Gingerbread Nexus One and G2X both allowed me to cut the data, but the Amaze only has the "always-on" option which doesn't guarantee that the data will shut off (originally it did, but doesn't seem to anymore).
Another more annoying problem that I have, which oddly enough I also had with my G2X, is that after some long calls the phone will refuse to download data, but will be stuck in "upload" (looking at the status bar icon). The only way to correct this is a restart or turn airplane mode on and off.
Click to expand...
Click to collapse
You CAN turn off data: go to:
settings, wireless & Networks, UNCheck Mobile network...done no more data,
another way: pull down the notification bar, on the bottom go to quick settings, then UNCheck Mobile Network.
If you want to completely cut off your cell reception put your phone in plane mode by holding the power button, then enable wifi only!!
Wow I feel really stupid...I always assumed "mobile network" meant total network connectivity meaning switching it off would have the same effect as airplane mode. I guess I still haven't fully gotten used to Sense and its interesting choice of terminology. Just today I found out I can't set a wallpaper that stretches over onto multiple home screens like stock Android.
Thanks for the help seansk!
realtype said:
Wow I feel really stupid...I always assumed "mobile network" meant total network connectivity meaning switching it off would have the same effect as airplane mode. I guess I still haven't fully gotten used to Sense and its interesting choice of terminology. Just today I found out I can't set a wallpaper that stretches over onto multiple home screens like stock Android.
Thanks for the help seansk!
Click to expand...
Click to collapse
correct, you cannot use scrolling background with sense UI, but you can with 3rd party launchers.
You can also turn off Data by...Dropping the Notification bar, on the bottom there will be a tab called Quick Settings. Select it and it will show a list of items to turn on and off....Turn Check OFF for Mobile Network.
Sent from my HTC Amaze 4G using Tapatalk
Double0EK said:
You can also turn off Data by...Dropping the Notification bar, on the bottom there will be a tab called Quick Settings. Select it and it will show a list of items to turn on and off....Turn Check OFF for Mobile Network.
Sent from my HTC Amaze 4G using Tapatalk
Click to expand...
Click to collapse
Thank you for repeating what I just told him in the second post!
Oh..my bad..hahaha
Sent from my HTC Amaze 4G using Tapatalk
Just download "apn onOff" app on the market.. Then place a shortcut on your home screen
With the shortcut you can easily turn off/turn on ur data connection with going through steps
Old Sense was able to scroll wallpaper, but probably as 3d is ressources consuming, wallpaper scrolling would be a cpu kilker.
Sent from my HTC Amaze 4G using XDA App

N900VVRUBMJE issues people have run in to.

I updated to N900VVRUBMJE last night and woke up this morning to a SIM NOT INSTALLED (or similar message, I didn't save it). I fixed it by simply rebooting. I'll keep an eye out to see if it happens again. I've never had that happen on this phone (I've had the note 3 since the day it was released).
MJE wifi connectivity problems "staying connected"
I feel ya. I'm having problems with my home wifi. Works fine as long as i have at least 1 bar of service. I live about 1/2 mile from a cell tower but i think my home is in a dead spot because i can only manage to get 1 bar, if i go into my bedroom i loose signal all together but have full wifi bars but even with full wifi service in my room it still constantly drops wifi, i can only seem to manage to stay connected as long as i have 1 bar of service. I have already went into wifi settings and made sure the wifi auto switch was unchecked. I also opened root explorer went to efs, carrier opened hidden menu with texted editor turned the ON switch to OFF. Still no luck. So i changed it back after about a day. Im starting to wish i would had gotten the HTC Max.
Sent from my SM-N900V using XDA Premium 4 mobile app
mwebb34 said:
I feel ya. I'm having problems with my home wifi. Works fine as long as i have at least 1 bar of service. I live about 1/2 mile from a cell tower but i think my home is in a dead spot because i can only manage to get 1 bar, if i go into my bedroom i loose signal all together but have full wifi bars but even with full wifi service in my room it still constantly drops wifi, i can only seem to manage to stay connected as long as i have 1 bar of service. I have already went into wifi settings and made sure the wifi auto switch was unchecked. I also opened root explorer went to efs, carrier opened hidden menu with texted editor turned the ON switch to OFF. Still no luck. So i changed it back after about a day. Im starting to wish i would had gotten the HTC Max.
Sent from my SM-N900V using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Changing the Hidden Menu text from off to on only gives you access to the hidden menu...it does not do anything to change wifi or any other settings. Once you've set the hidden menu from off to on, you then have to go into the hidden menu by dialing *#27663368378# and then at the ServiceMode screen, press the hard menu button, then select Wifi, then press the button under WIFI POWER SAVE MODE to turn it off.
See the full thread here!
I did notice a decrease in LTE signal strength after updating to MJE and I have since flashed back the MJ7 modem and everything is back to normal.
edwmsjr said:
Changing the Hidden Menu text from off to on only gives you access to the hidden menu...it does not do anything to change wifi or any other settings. Once you've set the hidden menu from off to on, you then have to go into the hidden menu by dialing *#27663368378# and then at the ServiceMode screen, press the hard menu button, then select Wifi, then press the button under WIFI POWER SAVE MODE to turn it off.
See the full thread here!
I did notice a decrease in LTE signal strength after updating to MJE and I have since flashed back the MJ7 modem and everything is back to normal.
Click to expand...
Click to collapse
I also noticed a tremendous decrease in LTE strength, but flashing the MJ7 modem didn't fix it for me unfortunately. I'm going to install SS, root, and flash CleanROM to see if it gets fixed somehow.
Overall, can those of you have that already installed the JE update provide any input as to how has the performance of the update has affected the performance of the phone?
I'm running Beans B4 right now, and would like to update to B5, but have to take the JE update in order for the ROM to work.
Any further feedback would be appreciated. :highfive:
hctimin said:
Overall, can those of you have that already installed the JE update provide any input as to how has the performance of the update has affected the performance of the phone?
I'm running Beans B4 right now, and would like to update to B5, but have to take the JE update in order for the ROM to work.
Any further feedback would be appreciated. :highfive:
Click to expand...
Click to collapse
I didn't notice any change in performance...either positive or negative. My initial OTA update did break video recording for some reason and it just didn't 'feel' right. So, I did an "emergency firmware recovery" via Kies and everything worked great after that, so I guess something just went wrong with the original OTA update. I didn't have any volume/sound issues to begin with, so I don't see any major difference...but I've seen lots of reports that people who were having issues are pleased with the results.
I did however notice that my LTE signal strength was terrible. I went to our local mall, where I usually have one or two bars, but can always make and receive calls. I kept getting 'no signal' & '1x' indicators. I got home and my wife said she called me six times...I didn't get a single one. I checked my signal strength while sitting in my bed & it was 106dBm. I then flashed the MJ7 modem that night & afterwards my signal was at 97dBm sitting it the same spot. The next day I went back to the mall and called my wife with no problem. I had her call me at five minute intervals as I moved throughout the mall and I received every call. That might not be scientific results...but I won't go back to the MJE modem. The good news is that you can update to MJE and still use the MJ7 modem like I did.
Hope that helps!
My experiences have been positive so far. My LTE Speeds have increased quite a bit. The only thing I've noticed....one of my Apps, Camera2, will NOT open, it simply crashes,

[Q] Dead GPS when out of the country

Bizarre issue on SCH-I545 CM11 jflte nightly from April'15 and then on several CM12.1 jfltevzw nightlies from April thru mid-June'15: The GPS receiver works fine here in Phoenix, and in Portland, NorCal, etc. When I travel to Korea or Germany, or Costa Rica (GSM, not CDMA locations coincidentally), then the GPS seems like is it completely disabled / non-functional. GPS Status flashes up the active/searching icon in the notification bar for about 1 second, then it goes away. The GPS Status display shows zero satellites forever (tried for 10min). Not even one satellite showing on the signal strength bar or radar map. Zippo.
Tried deleting, resetting and downloading A-GPS data (via a wifi connection, not mobile data) does help. Note that I have mobile data roaming off, but cell service on and I can make/get calls and texts. Arrive back in the States and the GPS works again. Can't debug something that ain't broke! Damn it!
I'm not finding this issue in any forums. Is this a known issue? I'm on the MDK Baseband version. Will changing the modem package potentially fix this? (is it possible to change the modem SW without changing the bootloader from MDK?)
I read somewhere that the GPS radio may be on the same chip as the CDMA radio, and as soon as the phone figures out that CDMA is not available it disables this (portion of) the radio chip thus the GPS is disabled. To test this theory, here's my plan… Traveling from Phoenix to Munich tomorrow. When I land before taking the phone out of airplane mode I'll fire up GPSStatus and see if it is seeing satellites (and see how long it takes to lock). If so, then take it out of airplane mode and see if the GPS reception gets killed.
Other thoughts?
cjn
Clues
So here's the deal... I flew to Munich and sat in the airport courtyard for an hour dinking with my phone. First, before turning off airplane mode I tried to get a GPS lock. I let is sit for several minutes with no satellites found. I turned airplane mode off and the phone got on the local GSM network and I got the usual welcome message with usage rates. Data roaming was kept off. After a while of poking at various menus with no luck, I switch airplane mode back on and wallah! GPS reception. As soon as I turned on the voice/text cellular radio then no GPS reception. Very repeatable.
However, some menu that I had poked at made the phone not get back on Verizon when I came back home... "No service" in the notification bar. LTE data with strong signal worked find, but no voice/text service. Popped the SIM out and back in with reboots, and no luck. The only fix was to go back to recent CM 12.1 nandroid backup and everything is now fine.
I recall that previous to the nandroid reload that the Mobile network settings > Preferred network type > did not have the Global option once returning to the states. Global now shows in the menu on the 6/23 nightly.
Thoughts?
cjn

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