[Q] Weak WIFI signal??? - Xperia SP Q&A, Help & Troubleshooting

I'm using SP, but I realized that the WIFI signal is really weak compared to all other devices~
The received signal is only 0 to 1 bar on my SP while my iPhone 4, Xperia X10 all devices can get 3 to 4 bars...
And my SP will be disconnected easily while all other devices do not have this problem...
Is there any solution or recommendation?

I am also facing this problem with my phone and when Samsung galaxy s advance catches signal but my phone did not Get any wifi signal

I started a thread about that issue:
http://forum.xda-developers.com/showthread.php?t=2306638
Because I also planning to buy this phone thanks for your feedback.

Also experinecing Wifi dropped off.Went to sony service center in Singapore, can not do anything about it, fill a formal complain regarding wifi weak signal;
1st call from Sony: Offered to replace my xperia SP to V, stupid! offered me to downgrade!
2nd call from Sony: Offered me to replace my unit to Xperia Z plus i need to top up SGD200, good deal but i refused, want REFUND
Not satisfied with wifi performance always dropping off!

axljackass said:
Also experinecing Wifi dropped off.Went to sony service center in Singapore, can not do anything about it, fill a formal complain regarding wifi weak signal;
1st call from Sony: Offered to replace my xperia SP to V, stupid! offered me to downgrade!
2nd call from Sony: Offered me to replace my unit to Xperia Z plus i need to top up SGD200, good deal but i refused, want REFUND
Not satisfied with wifi performance always dropping off!
Click to expand...
Click to collapse
I don't have the problem anymore. Try updating the firmware and turning off stamina mode.
Want refund? Not possible. I would pay $200 for the xperia z though. S$600 for an xperia z!
Sent from my Xperia SP using xda premium

Support from SONY Website took a look and ask for some details.
Hopefully they will look into it.

Problem remains after update...

Sony Mobile support suggested on changing router settings (e.g. channel ). But, why don't other phones need those setting changes? And, of course, is it possible to change EVERY router's, that we use, settings?

kydwnas said:
Sony Mobile support suggested on changing router settings (e.g. channel ). But, why don't other phones need those setting changes? And, of course, is it possible to change EVERY router's, that we use, settings?
Click to expand...
Click to collapse
Any news on the specific problem, most valuable for many of us...
(A developer friend insists on kernel problem. Is it so dificult to update the device's kernel?)

kydwnas said:
Any news on the specific problem, most valuable for many of us...
(A developer friend insists on kernel problem. Is it so dificult to update the device's kernel?)
Click to expand...
Click to collapse
It is a baseband problem, not kernel. Updating basebands can be risky, as it might result in loss of wireless capabilities.
To put it simply, you might lose your WIFI, LTE and so on.

I have really good wifi signal. Don't have any problems with disconnecting and so on.

I don't have a problem, the wifi range seems to be similar to other phones I've had. But, I have noticed that even when the wifi signal strength indicator shows 1or even no bars, it still works with good speed. It seems like the indicator isn't calibrated that well.
I've also noticed the SP is quite critical how it's held in the hand with respect to wifi performance. The 3G antennas are at the bottom of the phone, but I think the wifi antenna might be near the top, so you need to modify how you hold it. Don't take this as fact, just something I thought I noticed last night when using wifi.

Pete_S said:
I don't have a problem, the wifi range seems to be similar to other phones I've had. But, I have noticed that even when the wifi signal strength indicator shows 1or even no bars, it still works with good speed. It seems like the indicator isn't calibrated that well.
I've also noticed the SP is quite critical how it's held in the hand with respect to wifi performance. The 3G antennas are at the bottom of the phone, but I think the wifi antenna might be near the top, so you need to modify how you hold it. Don't take this as fact, just something I thought I noticed last night when using wifi.
Click to expand...
Click to collapse
I ll give it a try. Let's see...
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I am going to try:
talk.sonymobile.com/thread/127552?start=50&tstart=0

I have the same issue.
I had a senseless chat with Sony Support which resulted in that i can send the phone to my next Sony Repair Center.
So i tried several channels on my Router best results were on channel 1 and channel 11.
It is still not as strong like i am used to on other devices but much better than before.
Also i had the feeling that after flashing Doomlords new Kernel the signal got better, but that could be a wrong impression by me.

Ehardt said:
I have the same issue.
I had a senseless chat with Sony Support which resulted in that i can send the phone to my next Sony Repair Center.
So i tried several channels on my Router best results were on channel 1 and channel 11.
It is still not as strong like i am used to on other devices but much better than before.
Also i had the feeling that after flashing Doomlords new Kernel the signal got better, but that could be a wrong impression by me.
Click to expand...
Click to collapse
So, we are waiting for a sony xperia sp update...
Στάλθηκε από το GT-I9100 μου χρησιμοποιώντας Tapatalk 2

are u try setting your wifi to 11n or 11g/n i used SP and i dont think wifi signal weak

I think that if Sony wants to continue enjoying our respect, must publish an update that corrects the problem. It's a B I G problem to have a phone that disconects every 5-6 min even though the signal is good....

Hello, i ask about my xperia z1, signal is weak eventhough the wifi on other mobile is strong signal in same distance, what will i do? Can we fix this kind of problem? Tnx

Related

[Q] Wifi Prob

ok today i recieved my XSP as soon i connect it to wifi i got an update .. i downloaded and upgraded to latest version
but now am seein that my wifi singnals are not strong as my previous phone adn other phone
all phones are on same place yet XSP is hardly getting any signal.. has i got a faulty piece or .. it is with XSP...
WiFi issues are common on the SP. There are solutions if you're willing to root your phone - I think the thread which outlines them is called 'wifi fix'.
It worked for me - the SP has the best range of all the devices in my house.
Parkside said:
WiFi issues are common on the SP. There are solutions if you're willing to root your phone - I think the thread which outlines them is called 'wifi fix'.
It worked for me - the SP has the best range of all the devices in my house.
Click to expand...
Click to collapse
can you please link me to the post..
i will root it coz i cant use my internet due to low connectivity or wifi range

[Q] WIFI is not functioning as it should

Hello guys I bought an Xperia Z1 last week and the wifi reception is very poor and i've read my threads and they say change channel and turn off wifi optimization and turn on Auto IP thing and change security code mode on the router and i tried all of them but i still get slow internet connection and my brother also got an iphone 5s and when we use speedtest and put them next to each other he gets 8mbps and i get like 0.3 to 2 maximum mbps
So do you know anything i can do to fix this problem
blackagent77 said:
Hello guys I bought an Xperia Z1 last week and the wifi reception is very poor and i've read my threads and they say change channel and turn off wifi optimization and turn on Auto IP thing and change security code mode on the router and i tried all of them but i still get slow internet connection and my brother also got an iphone 5s and when we use speedtest and put them next to each other he gets 8mbps and i get like 0.3 to 2 maximum mbps
So do you know anything i can do to fix this problem
Click to expand...
Click to collapse
Try using this app to find best channel in you neighbourhood:
https://play.google.com/store/apps/details?id=com.farproc.wifi.analyzer
If that fails flash different ROMs like iHackers or even better CM11. If you're still getting same results then call Sony and tell them. They might replace your unit due to defective radio.
yup owns Xperia Z1
Current Rom : CM11 with cwm as kernel
Bootloader: Unlocked
Also if I've helped you don't forget to hit THANKS - actions speak louder that words.
RealiableCandy4 said:
Try using this app to find best channel in you neighbourhood:
https://play.google.com/store/apps/details?id=com.farproc.wifi.analyzer
If that fails flash different ROMs like iHackers or even better CM11. If you're still getting same results then call Sony and tell them. They might replace your unit due to defective radio.
yup owns Xperia Z1
Current Rom : CM11 with cwm as kernel
Bootloader: Unlocked
Also if I've helped you don't forget to hit THANKS - actions speak louder that words.
Click to expand...
Click to collapse
So did you experience any of these issues when you were on stock?
blackagent77 said:
So did you experience any of these issues when you were on stock?
Click to expand...
Click to collapse
Yh my WiFi was poor in every room expect living room (where router was located). I never had this problem with GS2 and Galaxy Ace. At the time I couldn't flash CM cause of the UB camera issue. So I used WiFi Analyzer to find best channel to my surprise auto had set it to Channel 6 which almost everyone in the neighbourhood was at. After tinkering with router I found that channels below 11 work best. After tinkering with the app I found a rating system that suggested best channels.
The reason why I suggested you flash other ROMs is to find out whether its a software issue if every ROM fails then its a hardware issue unless your phone WiFi works with other routers. If the latter was the case then something is wrong with your router.
yup owns Xperia Z1
Current Rom : CM11 with cwm as kernel
Bootloader: Unlocked
Also if I've helped you don't forget to hit THANKS - actions speak louder that words.
RealiableCandy4 said:
Yh my WiFi was poor in every room expect living room (where router was located). I never had this problem with GS2 and Galaxy Ace. At the time I couldn't flash CM cause of the UB camera issue. So I used WiFi Analyzer to find best channel to my surprise auto had set it to Channel 6 which almost everyone in the neighbourhood was at. After tinkering with router I found that channels below 11 work best. After tinkering with the app I found a rating system that suggested best channels.
The reason why I suggested you flash other ROMs is to find out whether its a software issue if every ROM fails then its a hardware issue unless your phone WiFi works with other routers. If the latter was the case then something is wrong with your router.
yup owns Xperia Z1
Current Rom : CM11 with cwm as kernel
Bootloader: Unlocked
Also if I've helped you don't forget to hit THANKS - actions speak louder that words.
Click to expand...
Click to collapse
I saw many threads and people saying that its working better with cheaper routers and routers that are b/g/n and it worked better in my friend's house and he got a d-link router but anyways am gonna try to flash CM or Slimkat cause am already rooted and i got dual recovery but is there any stable CM built cause i went to cyanogenmod's website and it says Experimental builds and Nightly builds only and do they work on locked bootloaders?(Slimkat and CM)

Wifi, Wifi tethering and Bluetooth is not working

Hi,
I have Xperia ZR C5503 phone about a year. Until 2 months ago I was using Android 4.3. When Lollipop update distributed I upgraded it to 5.0.2.(official)
But sometime after the upgrade my phone started not connecting wifi. It sees the available networks but not connecting them. The signal drops to lowest level about a second while trying to connect and it fails. Also I was using my phone's wifi tethering feature to share my internet to my pc. However wifi tethering is also not working. I enable it but I think it can't work as router. And lastly, I tried to send a file to my phone via bluetooth and it also enables but no other device sees it. I also have low sound on the phone and I can't hear people I am talking to.
So I got frustrated this saturday and downgraded to official 4.4.4. But it was same. Later I unlocked the bootloader and rooted my phone, installed recovery software. With that recovery mode I cleared all caches but the problem still countinued. Lastly I installed an unofficial modified kitkat to my phone but those problems still appears. I don't know why this phone is so problematic for me. I don't know if it is software related or hardware related. Now that my warranty is no longer valid.
Could you give me some ideas to attempt to solve these issues?
llama50 said:
Hi,
I have Xperia ZR C5503 phone about a year. Until 2 months ago I was using Android 4.3. When Lollipop update distributed I upgraded it to 5.0.2.(official)
But sometime after the upgrade my phone started not connecting wifi. It sees the available networks but not connecting them. The signal drops to lowest level about a second while trying to connect and it fails. Also I was using my phone's wifi tethering feature to share my internet to my pc. However wifi tethering is also not working. I enable it but I think it can't work as router. And lastly, I tried to send a file to my phone via bluetooth and it also enables but no other device sees it. I also have low sound on the phone and I can't hear people I am talking to.
So I got frustrated this saturday and downgraded to official 4.4.4. But it was same. Later I unlocked the bootloader and rooted my phone, installed recovery software. With that recovery mode I cleared all caches but the problem still countinued. Lastly I installed an unofficial modified kitkat to my phone but those problems still appears. I don't know why this phone is so problematic for me. I don't know if it is software related or hardware related. Now that my warranty is no longer valid.
Could you give me some ideas to attempt to solve these issues?
Click to expand...
Click to collapse
i think you must have dropped the phone because wifi and blutooth hardware in sony xperia zr is delicate , i too have dropped phone 4-5 time but still i dont have any problem with my cell , approach sony service centre because i heard may problem of XZR problem of bluetooth & Wifi after mobile accidents
rkumbhar said:
i think you must have dropped the phone because wifi and blutooth hardware in sony xperia zr is delicate , i too have dropped phone 4-5 time but still i dont have any problem with my cell , approach sony service centre because i heard may problem of XZR problem of bluetooth & Wifi after mobile accidents
Click to expand...
Click to collapse
Hi,
I had dropped my phone maybe 1 or 2 times but not from high heights.(~ a meter) But that was more than 5 months ago. I am having this issue since last 2 months and I am sure that I didn't drop or harm my phone in any way. However I wash my phone, do you think that could cause that? Just effecting wifi and bluetooth components?
It's not true about dropping the phone make that errors appear, there are many people with same issues, this phone have manufacturing problems, it's not software
My brother have same problem and he never dropped the phone. Just take a look in Sony forums.
Btw, my brother's phone lost Bluetooth connection, NFC, WiFi, Sometimes WiFi works making some pressing in the NFC spot some seconds, but sucks anyway :/
rickymanx said:
It's not true about dropping the phone make that errors appear, there are many people with same issues, this phone have manufacturing problems, it's not software
My brother have same problem and he never dropped the phone. Just take a look in Sony forums.
Btw, my brother's phone lost Bluetooth connection, NFC, WiFi, Sometimes WiFi works making some pressing in the NFC spot some seconds, but sucks anyway :/
Click to expand...
Click to collapse
How can i make the wifi stable? it drops in and out sometimes.
Wifi problem
my sony xperia zr has the same wifi problem it says scanning trys to connect the signal drops and again starts scanning..
I stopped the wifi service and restarted my phone and the wifi worked for a day and again the same proble.
Do anyone has a solution for this??
I have been facing the issue of wifi not connecting, since my upgrade to 5.1.1.
My research has led me to believe that the issue may be software based. However I'm not an expert in the field. And i was thinking of downgrading back to an older version of lollipop when the wifi was not dropping.
Can anyone advise on whether this may be a smart move, or a completely useless one?
Also is there a diagnostic protocol I can go through that could help me figure out for sure whether my wifi is busted physically, as some of you suggest here.
Thanks
Josette
I've tried the method "settings global put tether_dun_required 0" but when i reboot my Z5, the value comes back to 1 ... (and of course wifi tethering is not working, going thru USB is ok)
I'm discussing various points here. Check out everyone of this point and get a fair idea from where problem is originating.
1) Go to WiFi Settings > Keep wifi awake during sleep. Here the string value should be "Always"
2) Under stock firmware there are numerous battery optimisation. Some of them kill WiFi so battery can saved. Now disable this features if you want no drops in WiFi.
3) If both of don't work, head over to Xperia ZR General > Search for your specific device FTF. Flash it via flash tool. This should reset all wifi drivers. Don't opt or apply any battery features and use WiFi. If still issue exits then you're in bad luck.
4) Check for other WiFi access points. Check your own router's webpanel and see somewhere broadcasting and multicast signals are ticked. Also check your WiFi is at 100% of it's performance ( 100% transmit power)
5) Hardware issue. Most of the software part is not causing issues so it's safe to say a hardware issue is causing this. Now, long time ago when 5.0 was released for our device I read article regarding ZR. The user had constant WiFi drops. His issue was that his WiFi soldering was poor inside hardware. He soldered it again and his wifi drops were no longer a problem.
People also experience various bluetooth/tethering issue. It's important that people should gain knowledge about firmware flashing techniques so that device would get reset and you yourself could diagnose the problem. 1 in 0.7k unit has software/hardware issue in manufacturing. Sony provides diagnostic app, search in play store ( I'm not sure about this). Hope this answer helps many.
hii.. so did u get any solution for the problem ?
i am facing this problem since one month. i tried rebooting my phone many times. i even tried factory reset. but nothing has worked till know.
if u have any solution please inform me.thanku
Wifi Issue.
Hello Guys,
I have same issue in wifi after 1.5 Year of phone. Can you please help me on that. Does any one knows any other technician are repairing this phone? as SONY says they are not able to repair phone which even they developed. I do n't why such phones developed.
1. I have repaired phone using PCC.
2. tried reset
3. tried without stamina mode
4. tried with wifimanager app
but nothing works....
If you guys any suggestion any hope please let me know.
Thanks.

Weak WiFi signal

Hello I have weak wifi signal on my Z3 Compact. I have had it also on my Z3. I dont know if its hardware issue or software. I have tried reflashing stock .ftf like million times. Also I have been changing many roms ex. 4.4, 6.0.1, 7.1.2, 8.0.0, issue is still the same. If anyone can help me, i'd be thankful. Router is in my living room there I have full signal, and when I am in my room I have no signal and when I have it download speeds are 200-300 Kb/s. On my J5 2016 on the other hand I have full bars in living room and in my bedroom. Hope I find solution thank you so much! :angel:
kenzyyy said:
Hello I have weak wifi signal on my Z3 Compact. I have had it also on my Z3. I dont know if its hardware issue or software. I have tried reflashing stock .ftf like million times. Also I have been changing many roms ex. 4.4, 6.0.1, 7.1.2, 8.0.0, issue is still the same. If anyone can help me, i'd be thankful. Router is in my living room there I have full signal, and when I am in my room I have no signal and when I have it download speeds are 200-300 Kb/s. On my J5 2016 on the other hand I have full bars in living room and in my bedroom. Hope I find solution thank you so much! :angel:
Click to expand...
Click to collapse
I don't know if there's anything you can do to increase WiFi receiver sensitivity. It's a hardware issue. I can say that for me, Z3c WiFi strength is better than some other phones I've had, so could be something wrong with it...
levone1 said:
I don't know if there's anything you can do to increase WiFi receiver sensitivity. It's a hardware issue. I can say that for me, Z3c WiFi strength is better than some other phones I've had, so could be something wrong with it...
Click to expand...
Click to collapse
Well I had that WiFi issue on my Z3 D6603, I dont know why I have weak signal. I think if I buy an new Z3c I will still get weak signal

LG V40 - Needs Re-Start to connect to good Cell or WiFi Signal - What's wrong?

Hi,
LG V40 isn't connecting to strong Cell or WiFi signals without a Re-Start ... why?
This has never been a problem before. It's always shown a strong Cell Signal at my house and I've fantastic WiFi speeds at the house too. However, occasionally I"ll notice the phone is slow to load a Website or takes too long to send a large file in a Text, I'll look at the Signal Strength and it shows low Cell Signal and low WiFi Signal, yet I know (and test) them both from another phone and they're as strong as possible.
What is the issue and how can I fix this problem?
Thank you all in advance.
Regards,
Gregory
Almost a week later and not one reply post ! ? !
Guess the heat for LG has faded ... not only for the brand, but for this phone, yet, this phone is still (somewhat) fast, takes all updates and is a good camera.
Well ... I still hope for an answer. I've done a complete Factory Reset without loading ANY apps at all for 3 days and it STILL has this issue.
(... Side Note: It's absolutely AMAZING how long the battery lasts when all the bloatware and junk apps are removed, all non-needed-undeleteable-apps are disabled and there's not one Third Party App ! ! )
I read on another thread it's only happened since 5G started getting activated on towers. I don't understand how one would affect the other, but maybe someone can chime in and clear the air on that.
If I don't get an answer soon, I'll have to check other phones to see if others are having this issue and upgrade to a newer phone.
Hope to hear from someone soon.
---G---
I don't have the exact same issue as you, but I have an issue where my data connection doesn't connect when my WiFi is off. So I need to turn on my WiFi before I turn on my data, then only turn off my WiFi. I didn't know this before, and I had to resort to turning on airplane mode, whenever I needed to use my data.
I sent my previous device in for warrany repairs, so my device has a new mainboard, and the issue was on both devices. It has to be a software issue on my variant (LG-V405EB), because I haven't seen any other complaints about it online.
miz_pimp said:
I don't have the exact same issue as you, but I have an issue where my data connection doesn't connect when my WiFi is off. So I need to turn on my WiFi before I turn on my data, then only turn off my WiFi. I didn't know this before, and I had to resort to turning on airplane mode, whenever I needed to use my data.
I sent my previous device in for warrany repairs, so my device has a new mainboard, and the issue was on both devices. It has to be a software issue on my variant (LG-V405EB), because I haven't seen any other complaints about it online.
Click to expand...
Click to collapse
Thanks for the reply Miz Pimp.
The phone was checked out and came back working 100% efficient - but they did say that clearing the phone with a Re-Start will help with connectivity.
I hate that as an answer - but it's something that a Samsung user said they've got to do too.
Feeling less alone regarding this problem, but I'm going to upgrade to a 5G phone early next year when that coverage is expected to get to my area.
SaintlySins said:
Thanks for the reply Miz Pimp.
The phone was checked out and came back working 100% efficient - but they did say that clearing the phone with a Re-Start will help with connectivity.
I hate that as an answer - but it's something that a Samsung user said they've got to do too.
Feeling less alone regarding this problem, but I'm going to upgrade to a 5G phone early next year when that coverage is expected to get to my area.
Click to expand...
Click to collapse
That really is a horrible reply. It sucks that we need to do that to get a proper connection. I never had this issue with ANY of my mid-range Huawei devices, so it's pretty annoying that I'd have issues on a flagship.
The System Update 13 from Verizon just installed.
Still the same issue with connectivity damn it! !
I literally shut the phone off and restart to get better reception for several hours .... then the reception will drop to one or two bars, calls have drop-outs and upload/download speeds drop. A Re-Start and it all goes back to full bars and high connectivity speeds.
This does not happen to friends with Pixel's, Sammy's or iPhones.
Looks like the LG has some sort of malfunction ... OR ... it's a program to keep battery life exceptionally long, which it clearly does over my other friends phones who maintain high connectivity rates, yet significantly lower battery life.

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