My Wifi button is greyed out.( - Galaxy S6 Edge+ Q&A, Help & Troubleshooting

I am owning a Samsung Galaxy S6 Edge Plus with model number SM-G928C .
I am not able to connect to any wifi connections and it doesn't show any available wifi networks and the wifi button is greyed out..
Expecting quick reply/solution.

Shashank S Mayya said:
I am owning a Samsung Galaxy S6 Edge Plus with model number SM-G928C .
I am not able to connect to any wifi connections and it doesn't show any available wifi networks and the wifi button is greyed out..
Expecting quick reply/solution.
Click to expand...
Click to collapse
Tried a factory reset yet? If your running a custom rom or kernel, it may be incompatible with your variant...

Yeah Tried It. And the ROM is the official one , haven't flashed custom ROM to it.

Related

[Q] Samsung Galaxy S4 no lte/4g option

Hi All, I have an unlocked Samsung Galaxy S4 I9505. The mobile provider here in ireland,will be releasing 4g. When I check the network settings, I do not see any reference to lte as an option. Looking on the internet, it seems I may have a hong kong version and they used a rom that did not have lte in it.
My queries are:
1. Will the lte option work on this phone, even though there is no option in the network settings menu?
2. Is there a way of getting this lte to show up in the network section?
3. I have seen a few answers referring to the service menu and here you can supposedly add in the missing lte. I did try and follow it,but nothing happened.
I am not very phone technical. Any replies would be greatly appreciated.
Mark
Post more info about the phone.
theunderling said:
Post more info about the phone.
Click to expand...
Click to collapse
I am not sure what other information you are looking for. It is a Samsung Galaxy S4, I9505 with 16gb. It is 3g/4g capable. When I go into network settings, I do not see the lte option. I have looked on the web, and it seems that this is an issue with these phones sourced from Hong Kong.
i have no options for it either, and i have 4G
That is the problem with xda.People give 10% of the info, and someone like me is expected to guess the rest.
You should be putting down exact phone model, firmware, sim provider, country, phones csc/country of origin.
All I know about hong kong is that is where you get all that cheapo copyright infringement crap stuff.
You could possibly flash a stock rom for your country/carrier, or see if theres a secret menu to get it.
As you suspect, there should be the 4g/3g/2g option like I have on my uk 19505.
help
I am in dublin,ireland and three, Mobile company, has lauched 4g. I bought my i9505 last june. I cannot access 4g. When I go to look at network settings, 4g lte is not listed. When I ordered the phone sim free, it must have been sourced from hong kong. This is a known issue on the web
The phone is running android 4.3, with a bsseband of i9505zhuemk2.
If i flash my phone with kit kat, as i have seen on this forum, will it give me the option for 4g? I have factory restored the phone but with no luck. If i follow the instructions to flash my phone, using o
din, is it usually straightforward ? i am a bit of a newbie with smart phones, so any help is appreciated. Mark
If it was me Id flash BTU 4.3.See user "repulsa" posts as he put up a mega link to download that file quick, opposed to it taking 8 hours from sammobile.
Read a tutorial about using odin first.
I suppose you could even use the 4.3 three rom if you want....
SAmsung Galaxy S4 I9505 still missing LTE Option
Hi,
I have flashed the 4.3 android btu onto the phone, as suggested and it has gotten rid of some of the apps. It was working fine until it would suddenly reboot. I have just factory reset the phone to see if this solves the problem. But the lte 4g option is still not showing in the network setting section. The area I am in cannot access three's 4g signal yet. Does the 4g option in network settings, only show up when you get a 4g signal? or should it be there regardless.
Will upgrading to kitkat fix this issue? I believe samsung will be releasing this version in the next few weeks. If it does, do you think that when I update the os, will make this 4g/lte option appear?
Also is there a link that I could flash to get kitkat that won't invalidate the warranty? TIA MArk
[email protected] said:
Hi,
I have flashed the 4.3 android btu onto the phone, as suggested and it has gotten rid of some of the apps. It was working fine until it would suddenly reboot. I have just factory reset the phone to see if this solves the problem. But the lte 4g option is still not showing in the network setting section. The area I am in cannot access three's 4g signal yet. Does the 4g option in network settings, only show up when you get a 4g signal? or should it be there regardless.
Will upgrading to kitkat fix this issue? I believe samsung will be releasing this version in the next few weeks. If it does, do you think that when I update the os, will make this 4g/lte option appear?
Click to expand...
Click to collapse
I also don't get the 4G LTE option on 3 UK but the option appears when I put an EE SIM card in. I think it's because 3 hasn't yet activated 4G on your SIM. They should activate it within the next month or so.
Edit: I have just checked the 3 website and it says a software update is required for 4G to work so upgrading to KitKat might fix it.
[email protected] said:
Also is there a link that I could flash to get kitkat that won't invalidate the warranty? TIA MArk
Click to expand...
Click to collapse
See http://forum.xda-developers.com/showthread.php?t=2601067 for KitKat.
Thanks
Thanks for your help. I followed your directions and upgraded to kitkat. I now have the lte option under network settings. All the help was appreciated!! Mark
vpwrf said:
I also don't get the 4G LTE option on 3 UK but the option appears when I put an EE SIM card in. I think it's because 3 hasn't yet activated 4G on your SIM. They should activate it within the next month or so.
Edit: I have just checked the 3 website and it says a software update is required for 4G to work so upgrading to KitKat might fix it.
See http://forum.xda-developers.com/showthread.php?t=2601067 for KitKat.
Click to expand...
Click to collapse

Enable voLTE on Galaxy Note 4?

Hello,
I am currently with T-Mobile and own a Galaxy Note 4 SM-N910U model, the exynos variant. Is there a way to enable voLTE on this device through some menu? My carrier supports this feature and I know my phone does as well, but it is disabled because the data drops to 3g whenever I make a call.
Anyone?
On mine is in the menu
Sent from my SM-N910T using XDA Free mobile app
darekz said:
On mine is in the menu
Sent from my SM-N910T using XDA Free mobile app
Click to expand...
Click to collapse
Hmmn.. Mine isn't in the call menu. It must be in some hidden menu.
Have you used the search function in settings?
arisgoku said:
Have you used the search function in settings?
Click to expand...
Click to collapse
Yes I have, but it is no where could be found. I am going to contact Samsung later.
Don't see it on my sm-n910c either.
Craleb said:
Don't see it on my sm-n910c either.
Click to expand...
Click to collapse
I confirmed with Samsung that the device indeed has support for voLTE if your carrier supports it. They informed me that it should be turned on by default, which is a lie because my carrier has voLTE and whenever I make a call, the data drops to 3g.
hhhh1973 said:
I confirmed with Samsung that the device indeed has support for voLTE if your carrier supports it. They informed me that it should be turned on by default, which is a lie because my carrier has voLTE and whenever I make a call, the data drops to 3g.
Click to expand...
Click to collapse
In Japan......if we bring a self acquired device and use it on their network.......certain feature will not work.
Like VOLTE....as I just discovered. They have a separate APN for other devices and it does not support VOLTE.
The other APN that their carrier branded phones use....recognizes the phones based off of their IMEI number.
So.....it might not be a phone issue. Could be your carrier skimming on certain features for phones purchased elsewhere.
Don't see it on my sm-n910f either
hi all, i don't see the menu in my SM-N910F
In your opinion, Is it possible that VOLTE works only on Note4 Exynos? and doesn't works on Snapdragon based Note4 ?
umarino said:
hi all, i don't see the menu in my SM-N910F
In your opinion, Is it possible that VOLTE works only on Note4 Exynos? and doesn't works on Snapdragon based Note4 ?
Click to expand...
Click to collapse
It works on snapdragon also with custom or stock 6.0.1 rom
RaipurBoy said:
It works on snapdragon also with custom or stock 6.0.1 rom
Click to expand...
Click to collapse
I have a stock ROM 6.0.1 (TIM italy branded) but it does not works with Vodafone SIM
and there is not the menu. in settings
umarino said:
I have a stock ROM 6.0.1 (TIM italy branded) but it does not works with Vodafone SIM
and there is not the menu. in settings
Click to expand...
Click to collapse
Try custom rom there are many
thanks but i don't want to invalidate the guarantee.
Guys I also have a N910C Exynos Variant and its quite frustrating to know that a flagship device doesn't support VoLTE !
You won't find it in system settings
hhhh1973 said:
Hello,
I am currently with T-Mobile and own a Galaxy Note 4 SM-N910U model, the exynos variant. Is there a way to enable voLTE on this device through some menu? My carrier supports this feature and I know my phone does as well, but it is disabled because the data drops to 3g whenever I make a call.
Click to expand...
Click to collapse
Just go to 'Phone' & then tap on 3 vertical dots and then select 'settings' and then select 'call' and after that enable VOLTE
can someone explain me what is the purpose of Volte? for what you use this?
jjoeshua said:
can someone explain me what is the purpose of Volte? for what you use this?
Click to expand...
Click to collapse
volte is Voice Over LTE. It is basically what it says on the tin. You can make voice calls over LTE internet connections.
VoLTE (HD voice) and Wifi Calling WORKS with the SM-N910T.
I am currently using this device, with "MetroPCS by T-Mobile". As of 01-29-2021, T-Mobile will only allow the SM-N910T to work on their network. The "T" variant only, because it is T-Mobile's own device. VoLTE (HD voice) will work if you use OEM stock Android 6.0.1.
Here's how I enabled VoLTE (HD voice) and Wifi Calling:
Backed up ALL my files.
Removed SIM and SD cards.
Made sure battery had at least 80% !!
(If using a generic battery, it must be 100%. They drain faster!)
Used Odin (v3.13.1) to flash/install lastest Stock Android 6.0.1. (This wiped everything, even storage, pics, etc.) First boot took over 20 mins!
After reboot, connected to WIFI.
Went to phone's Settings, About Device, Software Updates, and tapped Download Updates Manually. This caused it to find a modem (baseband) update. I chose to install it NOW. It did just that, and rebooted.
Powered off phone.
Reinstalled SIM and SD cards.
Turned phone on, and VoLTE (HD voice) was fixed. Whenever I speak with another HD caller, "HD" appears next to their name.
To enable Wifi Calling, go to Settings, More Networks, Wi-Fi Calling, and enable it.
CAUTION / Extra Info:
A few days ago, I broke the screen on my primary SM-N910T. The screen would not light up, and it did not respond to any touches. I went to a MetroPCS store, to move my account to another SM-N910T. The sales rep said he could not move my account to the other device, showed me his computer screen as "proof", and said it needed to be HD voice compatible. I told him both phones are identical, and both had VoLTE working perfectly. Then he offered to try it anyway for $29 (non-refundable). I politely declined, went home, and swapped the motherboards. All is fine again. I shared this story in case you encounter similar resistance, and need to tell the sales rep you are willing to take a (non-refundable) chance. And to warn you that T-Mobile might have made some changes, that I am not aware of. However, I am currently using the SM-N910T.

Were is my wifi hotspot?

I have an s7 edge and 2 S7, the S7 Edge the hotspot is right where I expect it to be, settings>Hotspot and Tethering.
Where the hell is it on the S7? I cannot find it anywhere.
Without a hotspot plan you can't use hotspot anymore. Trust me I've been trying since i got the s7 edge for sprint with no luck
It works fine on my s7e.
I have the S7 and the setting is there but you won't be able to toggle it unless you've done the APN edits with your MSL. There is already a guide here in the forums nohow to do it...in fact I'm using the tethering right now as I type while my boys are using my LTE connection.
Also I forgot to add that if you update your PRL and Profile, that you will have to do the Hotspot mod over again.
I just dont have the wifi and tether option in settings anymore, where is it now?
bdf said:
I have an s7 edge and 2 S7, the S7 Edge the hotspot is right where I expect it to be, settings>Hotspot and Tethering.
Where the hell is it on the S7? I cannot find it anywhere.
Click to expand...
Click to collapse
My s7 is the same as you listed. Sprint
Has anyone tried to use the FoxFi app? Maybe this is a way to get Hotspot access?
one option is to install the unlocked s7 firmware g930u to get the setting back, but no guarantees if it'll work if sprint doesn't allow it on your plan. i dont know otherwise why some sprint s7 have the feature present and some don't
Download nova launcher, add an activity widget to the homescreen... scroll down to settings and find the hotspot icon to add to your desktop. Should give you all your hotspot settings. Hope this helps if it wasnt resolved for you yet.

WiFi calling - Three UK

I am on Android 7.0. See software specs in attached screenshot. Three UK turned on wifi called end of January. My phone is unlocked and bought from Samsung. I don't seem to have the WiFi calling option. I have already checked that you don't need a phone bought from three, it will work with any s7 Edge.
Anyone have wifi calling working with any network on a non carrier phone? I don't see any options for it anywhere either.
Launch the phone app (I.e. The green phone icon), tap the settings option on the top right. For me it's an option just under vibrate.
I'm on EE with a phone that came direct from Samsung.
mmotti said:
Launch the phone app (I.e. The green phone icon), tap the settings option on the top right. For me it's an option just under vibrate.
I'm on EE with a phone that came direct from Samsung.
Click to expand...
Click to collapse
I looked there. It doesn't exist on mine.... Are you on the same build version?
n1r0k said:
I looked there. It doesn't exist on mine.... Are you on the same build version?
Click to expand...
Click to collapse
You should see what CSC/PDA the stock Three UK S7 Edge comes with, I think it is this one https://samsung-firmware.org/download/Galaxy S7/81c4/HTS/G930FXXU1DQB7/G930FHTS1DQA4/ but you should confirm. Then flash it with Odin. It won't trip Knox or anything. You can find out how to do that here on XDA.
mmotti said:
Launch the phone app (I.e. The green phone icon), tap the settings option on the top right. For me it's an option just under vibrate.
I'm on EE with a phone that came direct from Samsung.
Click to expand...
Click to collapse
fguerra024 said:
You should see what CSC/PDA the stock Three UK S7 Edge comes with, I think it is this one https://samsung-firmware.org/download/Galaxy S7/81c4/HTS/G930FXXU1DQB7/G930FHTS1DQA4/ but you should confirm. Then flash it with Odin. It won't trip Knox or anything. You can find out how to do that here on XDA.
Click to expand...
Click to collapse
I did confirm with three today and have found it elsewhere on the Internet that it doesn't need three own branded firmware. So I don't really want to install it. I was part of the 7.0 beta, I wonder if that has caused issues.
Yes I'm on the same build version. I was also on the 7 beta and the only difficulty I had was locating the WiFi calling option as it used to be located through the main settings.
Do you have to opt in for WiFi calling on Three? I think I may have with EE.
mmotti said:
Yes I'm on the same build version. I was also on the 7 beta and the only difficulty I had was locating the WiFi calling option as it used to be located through the main settings.
Do you have to opt in for WiFi calling on Three? I think I may have with EE.
Click to expand...
Click to collapse
On the three website it says you just sneed a Compatible phone and the latest update. That's it. I also spoke to three who Confirmed this and then went on to say I should Contact Samsung......
Any joy with three wi fi calling s7 edge
I have updated my unlocked s7 edge as suggested by three, but no wi fi calling available, I have to walk to end of road on holiday cottage could do with a fix. Three in touch no longer works either. Did you get a solution from Samsung?
Wi-Fi Calling works only on H3G Firmware
After few nights of flashing various CSC ROMs, I can confirm that Wi-Fi calling and HD Calling on Three UK appears on H3G firmware only and it works like it should.
Here are few notes after flashing:
XEU - No Wi-Fi calling option, VoLTE icon intermittent, dropping calls after few min if started calling on 4G, keeps switching back to 3G to initiate a voice call.
BTU - No Wi-Fi Calling option, VoLTE icon appears and seems OK when calling over 4G, however no HD voice.
H3G - Wi-Fi Calling option appears in Call Settings and it works! However no VoLTE icon but for sure it makes voice calls over 4G as it initiate a voice call much faster and the radio doesn't switch back to 3G, also the HD icon appears when making a phone call to compatible service number or another phone which supports HD voice - call is sharp crystal clear like on Skype or Messenger etc.
Conclusion: To get all stuff enabled Wi-Fi Calling + VoLTE + HD Voice you need to get your phone directly from Three or flash H3G firmware to your current phone.
H3G firmware luckily hasn't got too much of a bloatware, it can be easily uninstalled or disabled :laugh:
Please hit thumbs up for me :good:
r.ciesla said:
After few nights of flashing various CSC ROMs, I can confirm that Wi-Fi calling and HD Calling on Three UK appears on H3G firmware only and it works like it should.
Here are few notes after flashing:
XEU - No Wi-Fi calling option, VoLTE icon intermittent, dropping calls after few min if started calling on 4G, keeps switching back to 3G to initiate a voice call.
BTU - No Wi-Fi Calling option, VoLTE icon appears and seems OK when calling over 4G, however no HD voice.
H3G - Wi-Fi Calling option appears in Call Settings and it works! However no VoLTE icon but for sure it makes voice calls over 4G as it initiate a voice call much faster and the radio doesn't switch back to 3G, also the HD icon appears when making a phone call to compatible service number or another phone which supports HD voice - call is sharp crystal clear like on Skype or Messenger etc.
Conclusion: To get all stuff enabled Wi-Fi Calling + VoLTE + HD Voice you need to get your phone directly from Three or flash H3G firmware to your current phone.
H3G firmware luckily hasn't got too much of a bloatware, it can be easily uninstalled or disabled :laugh:
Please hit thumbs up for me :good:
Click to expand...
Click to collapse
I found exactly the same when I tested roms, you need the network rom to get wificalling.
I know this is an old thread but still relevant today.
I found pretty much the same thing. WiFi Calling and VoLTE on EE needs the EVR firmware (but I think it may work on BTU as well with Android 8)
3 does require the HG3 firmware
Without the correct match of firmware the option to enable WFC does not appear in phone/settings.
Others like O2 and Voda probably require their own firmware as well.
But what is really weird is if you get for example, an iPhone 6S and put a 3 card in it...WFC just works and the same with EE. No special firmware. Maybe Apple know something we don't
Do you see the WiFI Calling option in Phone Settings with Three / H3G UK firmware on a phone that works with WiFi calling? I can't see any reference to that option on the Three help pages. If so, any chance of a screenshot?
Thanks
I am in similar situation with S7 Edge which currently doesn't have an option for wifi calling. I moved from O2 to Three recently. O2 wifi calling worked and the option was there. It doesn't have the option on Three.
Does anybody know which firmware to flash which will enable this option? I've downloaded both the BTU version and H3G version for the UK. Can anyone please confirm if either of these will enable wifi calling option?
Many Thanks.
AndyH747 said:
I am in similar situation with S7 Edge which currently doesn't have an option for wifi calling. I moved from O2 to Three recently. O2 wifi calling worked and the option was there. It doesn't have the option on Three.
Does anybody know which firmware to flash which will enable this option? I've downloaded both the BTU version and H3G version for the UK. Can anyone please confirm if either of these will enable wifi calling option?
Many Thanks.
Click to expand...
Click to collapse
I think you have a better chance with the Three firmware, but AFAIK, the issue is that Android phones are coded to a carrier. This doesn't seem to matter with VOLTE but for some reason VOWiFi is an issue. If anyone knows how to get around this, I'd be happy to know too.
cancunia said:
I think you have a better chance with the Three firmware, but AFAIK, the issue is that Android phones are coded to a carrier. This doesn't seem to matter with VOLTE but for some reason VOWiFi is an issue. If anyone knows how to get around this, I'd be happy to know too.
Click to expand...
Click to collapse
Thanks for the reply. I thought the Three firmware would be better but I was hoping someone has tried this and actually got it working. Seems odd that the phones sold direct by Three have this by default but it seems almost impossible to enable if the phone was bought elsewhere. That's why I'm wondering if the H3G firmware I found on Sammobile.com has the feature or not.
AndyH747 said:
Thanks for the reply. I thought the Three firmware would be better but I was hoping someone has tried this and actually got it working. Seems odd that the phones sold direct by Three have this by default but it seems almost impossible to enable if the phone was bought elsewhere. That's why I'm wondering if the H3G firmware I found on Sammobile.com has the feature or not.
Click to expand...
Click to collapse
Some posts earlier in this thread say they have WiFi calling working after flashing the Three firmware. This does not work on my LG G5, but you may be luckier with a Samsung phone.
r.ciesla said:
Wi-Fi Calling works only on H3G Firmware
After few nights of flashing various CSC ROMs, I can confirm that Wi-Fi calling and HD Calling on Three UK appears on H3G firmware only and it works like it should.
Here are few notes after flashing:
XEU - No Wi-Fi calling option, VoLTE icon intermittent, dropping calls after few min if started calling on 4G, keeps switching back to 3G to initiate a voice call.
BTU - No Wi-Fi Calling option, VoLTE icon appears and seems OK when calling over 4G, however no HD voice.
H3G - Wi-Fi Calling option appears in Call Settings and it works! However no VoLTE icon but for sure it makes voice calls over 4G as it initiate a voice call much faster and the radio doesn't switch back to 3G, also the HD icon appears when making a phone call to compatible service number or another phone which supports HD voice - call is sharp crystal clear like on Skype or Messenger etc.
Conclusion: To get all stuff enabled Wi-Fi Calling + VoLTE + HD Voice you need to get your phone directly from Three or flash H3G firmware to your current phone.
H3G firmware luckily hasn't got too much of a bloatware, it can be easily uninstalled or disabled :laugh:
Please hit thumbs up for me :good:
Click to expand...
Click to collapse
I have a couple of Samsung Galaxy S7 edge duos dual-SIM phones in which I have SIMs from different network operators or MVNOs. One is usually a Three PAYG SIM and the other is a Virgin Mobile (now VMO2) contract SIM or other MVNO PAYG SIM.
I am in a poor signal area for all of the networks despite being in a built-up urban area of Aylesbury. I currently rely on a Home Signal unit from Three to cover that network but would prefer to use Wi-Fi Calling for all networks.
What do I do about the secondary network?
Which ROM firmware should I be using?
Why doesn't all firmware enable Wi-Fi Calling and VoLTE for any network?
Ofcom have banned phones being locked to a network from December 2021 but the ban does not seem to cover these issues which are tantamount to locking a device to a network.
Ofcom needs to address these issues before the end of 2021 when some networks will have withdrawn support for their Home Signal type equipment and even 3G fallback for voice calls in 4G/5G coverage areas.

Wifi Calling on Exynos variants?

Seems Samsung has left out Wifi calling on Exynos variants (SM-G950FD). I am unable to find it in any settings. Does the SD version have this?
Got wifi calling on my exynos version here in the UK (SM-G950F)
daleski75 said:
Got wifi calling on my exynos version here in the UK (SM-G950F)
Click to expand...
Click to collapse
Is it under - Phone->Settings? Must be a carrier thing then
linom said:
Is it under - Phone->Settings? Must be a carrier thing then
Click to expand...
Click to collapse
Yep, didn't have it with my original it CSC, but switched to h3g and WiFi calling appears
Sent from my SM-G950F using Tapatalk
S8 wifi calling
My Samsung S8 will not do wifi calling because ATT has blocked that function. I have tried everything to make this work because I require WIFI calling at my home location. 3G and 4G
service is not available at my home. Does anyone know how to get this working.
Bob Bru...
Need to flash firmware that has WiFi calling enabled in it's CSC.

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