[Q] Regarding WiFi authenication & Voice Calls - A3000 Q&A, Help & Troubleshooting

Just got my new A3000-H & followed AZAM's tutorial to set the voice calling successfully with no issues at all.
New upgrade came to A422_009_020_1131112_WW_CALL_FUSE
I set my data SIM card at slot No. 1 [3G] to enjoy full mobile internet speed
and voice SIM card at slot No. 2 [2G]
Yet, i have 2 main inquiries
While making calls from SIM 2 [2G], i find downloads & internet connection [not signal] drop on the other internet SIM card in slot 1 [3G]
I can only access open WiFi networks with no encryption at all
Any Wifi with password tells me "authentication problem" whatever static or dynamic settings i used to work around
Kindly advise regarding issue 1 and 2.
Thanks in advance

Related

GPRS aceess causes sim to deregister from network

Hi,
I have bought a Spice D1100 a dual sim WM 6.0 professional handset.
I have a strange problem,
I have a Sim card A which is a corporate sim card which i use for Data access and Sim Card B which a personal sim used only for voise and text
If i put Sim Card A in the master slot (only this slot can access data) the sim card de registers from the network and i get a no service icon (this happens intermittently) but it works well without any issues in the slave slot (No data Access)
Sim Card B works great in both slots
Any solutions???
vijay
GPRS
Hi Vijay
I Am also using the same and found out that in the master slot u need to have a card which is GPRS enabled to surf the net and in slave u can have other it is the feature of the cell donno why is it so. But us can change the mode accordingly i.e A-B or B-A this will solve your issue.

Signal Bars are Full but Unable to Call

Moto X Play dual SIM. Both SIMs are original (not cut) nano SIMs from two different GSM operators. The phone is not rooted, flashed / reflashed, everything is stock. Both signals bars are full but I am unable to make outgoing calls. I dial a number but no any sound coming from the earpiece - no tones or other party’s voice, nothing, just absolute silence. After some time I hear short “beep”, the line is automatically disconnected and the phone returns to standby. Same happens for both SIMs. I can temporary fix that problem by the phone OFF / ON and then it is possible to make calls. As far as I understand during OFF / ON the phone signs-out / signs-in into GSM networks and that fixes the problem. But after some time it returns again. I several times cleared cache partition and made one hard reset via Settings > Backup & Reset > Factory Data Reset. But that did not help. I also tried various settings for Preferred Network Type (4G, 3G) but that did not help as well.
Please assist.
Sirob said:
Moto X Play dual SIM. Both SIMs are original (not cut) nano SIMs from two different GSM operators. The phone is not rooted, flashed / reflashed, everything is stock. Both signals bars are full but I am unable to make outgoing calls. I dial a number but no any sound coming from the earpiece - no tones or other party’s voice, nothing, just absolute silence. After some time I hear short “beep”, the line is automatically disconnected and the phone returns to standby. Same happens for both SIMs. I can temporary fix that problem by the phone OFF / ON and then it is possible to make calls. As far as I understand during OFF / ON the phone signs-out / signs-in into GSM networks and that fixes the problem. But after some time it returns again. I several times cleared cache partition and made one hard reset via Settings > Backup & Reset > Factory Data Reset. But that did not help. I also tried various settings for Preferred Network Type (4G, 3G) but that did not help as well.
Please assist.
Click to expand...
Click to collapse
Looks like a hardware defect
any news? ?
Sirob said:
Moto X Play dual SIM. Both SIMs are original (not cut) nano SIMs from two different GSM operators. The phone is not rooted, flashed / reflashed, everything is stock.
Please assist.
Click to expand...
Click to collapse
try this
forum.xda-developers.com/moto-x-play/help/network-band-changed-to-usa-t3278614
Thank everybody. Trying to fix “unable to call” problem I was playing with various settings in *#*#4636#*#* menu and did the same mistake as in bablu048's link - I clicked USA band and had no network on SIM 1 (( Having checked I found only one solution – to reflash original ROM. Since I was unable to reflash myself I yesterday gave the phone to service shop and it is now not with me. Once the shop do not fix my phone I shall follow bablu048 advice and let you know the outcome.
I got the phone from the service and it is now working well. They did not tell me what they did, just took the money So, I do not know whether they reflashed complete official ROM of the radio only or somehow reset the radio etc. But GSM network on SIM 1 is back and no "unable to call" problem so far. Once I am again unable to call I will try what bablu048 suggested
Unfortunately "unable to call" is back I shall try bablu048 advice as soon as I can but once somebody have any other suggestions please advise ASAP.
Have you tried with 1 sim card only?
Sent from my XT1562 using XDA-Developers mobile app
No, I have not tried with one SIM only. Actually, that problem is intermittent and it is quite difficult to troubleshoot it. What seems to me is that I am usually unable to make calls when GSM mobile data is turned ON. At least, I cannot recall that I was unable to call when I was in the office or home where Wi-Fi was available.
Is that possible that 3G GSM data somehow prevents voice calls?
Troubleshooting the issue I noticed the following: "unable to call" problem is here when SIM 1 is used for mobile data. If I set SIM 2 as preferred SIM for mobile data the problem disappears. Before I always used SIM 1 for mobile data and faced the problem quite often. But after I turned mobile data on SIM 1 OFF and switched it ON on SIM 2 the phone is OK. Does anybody have an idea why this may happen? Can it be SIM 1 operator-related issue? Can something be wrong with the SIM card itself? Or there is a problem with the device software or hardware?
Sorry to inundate you with messages but I came across exactly the same situation on a Meizu forum. One user there was also unable to make / receive voice calls on two Meizu phones if he enables mobile data on SIM No. 1.
His first post was:
Hello guys. I am using a Meizu MX5 with 4.5.2.7A firmware. My carrier is Orange Romania and I have a problem.
Whenever I activate my data, especially 4G after about 30-45 minutes or so I cannot make/receive a phone call. When I try to place a call the phone sits in the dialing screen without any response, and when I try to call my phone it says that the client cannot be reached. The other functions of the phone work just fine during this time.
To resolve this issue I have to turn the mobile data off and wait for about 15 minutes, or reset the device.
And finally he found the following solution:
Well after a few days with “testing” it appears that (with your help) I have solved the problem.
When you use two SIM cards on your phone, it would be best if the main SIM (voice + data) would be used in the SIM 2 slot because the problems did not appear again. The 1’st SIM slot appears to be able only to handle calls, without data, at the same time. A bit weird if you ask me, but hey…
I was able to keep my data on for days and could place calls or send SMS just fine without any trouble. Swapped SIM cards in my father’s phone also, and the problem disappeared.
So, it seems that SIM slot No. 1 of my Moto X Play is also unable to provide both voice and data. Any idea how to fix that?
Sirob said:
Moto X Play dual SIM. Both SIMs are original (not cut) nano SIMs from two different GSM operators. The phone is not rooted, flashed / reflashed, everything is stock. Both signals bars are full but I am unable to make outgoing calls. I dial a number but no any sound coming from the earpiece - no tones or other party’s voice, nothing, just absolute silence. After some time I hear short “beep”, the line is automatically disconnected and the phone returns to standby. Same happens for both SIMs. I can temporary fix that problem by the phone OFF / ON and then it is possible to make calls. As far as I understand during OFF / ON the phone signs-out / signs-in into GSM networks and that fixes the problem. But after some time it returns again. I several times cleared cache partition and made one hard reset via Settings > Backup & Reset > Factory Data Reset. But that did not help. I also tried various settings for Preferred Network Type (4G, 3G) but that did not help as well.
Please assist.
Click to expand...
Click to collapse
If you have unlocked bootloader try these codes
fastboot erase modemst1
fastboot erase modemst2
fastboot erase cache
fastboot reboot
hope it works
The problem continues and I have some update: I have two SIMs, one SIM from Operator 1 and another from Operator 2. If I enable data on SIM from Operator 1 everything is OK with voice and data. And if I go to *#*#4636#*#* in Phone info I see “preferred network type LTE/GSM Auto (PRL)”.
But when I enable data on SIM from Operator 2 after some time I cannot make phone calls as I described earlier. And if I go to *#*#4636#*#* in Phone info I see “preferred network type GSM Only”. And I am unable to manually change that “GSM Only” to “LTE/GSM Auto (PRL)”. It always stays “GSM Only” and does not change.
However Operator 2 is similar to Operator 1, it is also a 3G operator.
Why preferred network type for Operator 1 is displayed as “LTE/GSM Auto (PRL)” but for Operator 2 “GSM Only”?
And why for Operator 2 I cannot change “GSM Only” to “LTE/GSM Auto (PRL)”? Why it is stuck to “GSM Only” when data is enabled on SIM from Operator 2?
More updates… Yesterday (when preferred network type of Operator 2 was “GSM Only” and I was unable to change that type) SIM of Operator 2 was in slot no 2. Today I swapped SIM cards – I fitted SIM of Operator 2 in slot no 1 and SIM of Operator 1 in slot no 2. And now all is OK with preferred network type for Operator 2 – it is displayed as “LTE/GSM Auto (PRL)”. So it seems that network type for slot no 2 of Moto X Play dual SIM can only be “GSM Only” and it is impossible to change it.
Any comments?

"switch off" only one SIM seems not possible

Hey there
I have the following situation and basically this is the reason why I've bought a dual SIM
SIM 1 - Vodafone Italy
SIM 2 - Yallo Switzerland
SIM 1 is used ONLY for receiving phone calls and I want to have it 24/7
SIM 2 is more a working SIM, I am using it for phone and internet
Evening I want to switch off SIM 2, don't want to be bothered with calls nor I care for internet.
First problem when I try to "disable" SIM 2 I got the message that the SIM is set as primary (whatever it means) so I cannot disable it (why ????????????)
Trying to findo out what is the reason I have discovered that if I select data on SIM 1, then I can switch off SIM 2 (whaaaaat ?????)
Seems that I am not free to do it
The other thing is ... to "disable" the SIM, I have to go to Settings | SIM and mobile network click on SIM 2 and disable
This is not what you want to do just before going to sleep, I expected something very easy to switch off SIM 1 or 2 based on needs
How can I solve the problem ?
Cheers
Steve

Lenovo Vibe 5K plus A6020A46, 3G/4G/LTE not working on T-Mobile

Seeing that no one can help me with the problem below, maybe some one knows how to add 1700/2100 to band frequency to 3G?. that mite increase speed?
Problem, Can not get phone Mobile network to use 3G/4G/LTE, Only EDGE will show for each Sim Card Signal.
Details on phone: Vibe 5K Plus, Build A6020a46_S105_161124_ROW, Type PA2R, Model 0117IN.
Qty 2 T-Mobile sim cards: Slot 1 for Data Sim card, Slot 2 for calls & text.
Have taken phone to T-Mobile service store, and spoken to T-Mobile global support on phone about problem with not being able to use 3G/4G/LTE.
The APN settings have been checked with T-Mobile as been correct.
When looking at phone Settings, SIM Management displays Default 4G/3G Subscription[/B for the Data sim card in slot 1.
Also Enhanced 4G LTE Mode is turn on
When looking at phone settings, About PhoneStatus/Cellular network type, displays T-Mobile EDGE in sim card slot 1.
Other T-Mobile sim card in slot 2 displays GSM
When looking at phone settings Mobile Data Mobile Network settings, T-Mobile data sim card in slot 1 displays Preferred Network Type GSM/WCDMA/LTE auto.
Other Mobile Network settings for sim card in slot 2 for calls and text displays GSM only , this is greyed out.
When Data sim card or Call & text sim card are turn on in network, Both only show EDGE and is really slow.

BSNL Network Reception Issue with OnePlus 6T

Guys,
I need help with my network reception issue in OnePlus 6T.
To brief you about its history,
I believe this started from OS Update 9.0.17 where below change-log was introduced,
Re-activated the calling function after the network has been reset.
At present my device is with 10.3.0 OS which is Android 10 based.
In issue description,
1. In some cases I receive network but it will not at all working (like in-out call & SMS). For inbound calls, my device shows out of coverage and for outbound calls it just keep on trying connecting and then get disconnected.
2. In some cases I will not receive network reception itself.
3. Issue reported with BSNL Network only. I tried with 3 different BSNL SIM and issue remain same for all.
4. No other network is affected (irrespective of 2G/3G). I tested with Airtel & Vodafone, where its working with 2G & 3G both.
Troubleshooting steps,
1. Tried flashing device completely (From OS & Recovery Both) - No Solution
2. Tried downgrading OS to 9.0.4 - No Solution
3. Tried selecting 2G network manually - It throws error as selected network is not available.
4. Tried changing Network Reception Scope to GSM/WCDMA only for BSNL Network slot (SIM2) - No Solution
5. Tried using BSNL only in SIM1 slot (keeping SIM2 empty) - No Solution
6. These same SIM Cards (JIO & BSNL) are working fine presently in my another OnePlus 5 device.
7. Tried disabling DSDS (Dual SIM Dual Standby) from *#*#4636#*#* but its not getting deactivated & remained active always.
I verified with Network Cell Info Tool where this BSNL network is showing greyed out (I dont know what does that mean) but I believe its representing internal root cause of this issue.
In app, neighboring cell is also losing connectivity randomly and not steady for BSNL network only.
It seems I've hit the same issue with my OnePlus 6 since the last couple of days. Happened after I did a 'reset network settings'. No solution yet. I have changed to a new BSNL 4G SIM and had factory reset of the phone.
Now the phone is with the service centre.
How did you resolve this issue?

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