[Q] Wifi Roaming - Galaxy S III Q&A, Help & Troubleshooting

Is there any mod or fix or even any news at all on how to get wifi roaming working on the s3?
For anyone who doesn't know - if you have multiple routers/access points then when they overlap they do not transition correctly. You have to disconnect and reconnect to get onto the most appropriate router.
I have a router upstairs in the back of the house and downstairs at the front so I can get coverage in the garden etc... if I'm downstairs and move upstairs it'll hang onto the signal from downstairs even if low when the signal from the other router is much better. you have to disconnect and reconnect to get a better signal.
It's the only really annoying thing about this phone!
Edit spoke to samsung uk technical and they said they are aware and it should be fixed in the next firmware but tbh I think they were just bull****ing me.

nonumb said:
Is there any mod or fix or even any news at all on how to get wifi roaming working on the s3?
For anyone who doesn't know - if you have multiple routers/access points then when they overlap they do not transition correctly. You have to disconnect and reconnect to get onto the most appropriate router.
I have a router upstairs in the back of the house and downstairs at the front so I can get coverage in the garden etc... if I'm downstairs and move upstairs it'll hang onto the signal from downstairs even if low when the signal from the other router is much better. you have to disconnect and reconnect to get a better signal.
It's the only really annoying thing about this phone!
Edit spoke to samsung uk technical and they said they are aware and it should be fixed in the next firmware but tbh I think they were just bull****ing me.
Click to expand...
Click to collapse
I got the same problem. I got my S3 some weeks ago. All worked fine (or I did not realized the problem). But since the official Jelly Bean update I am also stuck in this problem at work. In our office there are several access points and as along as I stay connected to one of them all is fine. When I leave my desk and fetch a coffee at the meeting point, the S3 should switch to another AP.....So, staying at the meeting point with the coffee but no WiFi... After switching the WiFi off and on, it works again. Coming back to my desktop, I have to switch WiFi off and on again....really anoying bug....
Any solutions? Or maybe Custom ROMS?
Thanks
MausFan

Related

[Q] Weak Wifi Signal..Help me, im desperate!!!

Hello guys..i bought a RAZR XT910 before about 3 weeks and i didnt notice any problems with it at all..its battery life the way i organised it with smart actions is very very good, better than my iphone 4...i have as well those black marks on the screen on low lighting and black pictures but i dont mind this either..as u can almost never see it...my problem is my weak wifi signal..i never noticed it those last 20 days as i have been working on my phone mostly on my computer desk so the phone was next to the router..the only place my phone gets 4/4 in wifi signal its when its next to the router..at 1 meter distance the signal gets 3/4 strength..at 5 meters 2/4 strength and at 10 meters the signal its lost..and this is only when im at the same room that has the router..if i go to another room the signal gets lost..especially when i close the door...i never had any wifi problem with my previous smartphones and i even had wifi outside of my house...please help me here..im quite desperate..what shall i do? return it and demand a replacement? ask for my money back? is there any way to fix this?
I don't have that problem but I'm wondering if you get it with other networks? Also have you tried resetting your router?
Sent from my DROID RAZR using Tapatalk
yea i get it with all wifi networks...for example my university, work, home..etc
Hmmm. I just ran the Speedtest app and got 12Mbps download over my wifi. It would be interesting to try that a few places and show it to VZ. Maybe they can test it on their network.
Sent from my DROID RAZR using Tapatalk
Heartl3ss said:
Hello guys..i bought a RAZR XT910 before about 3 weeks and i didnt notice any problems with it at all..its battery life the way i organised it with smart actions is very very good, better than my iphone 4...i have as well those black marks on the screen on low lighting and black pictures but i dont mind this either..as u can almost never see it...my problem is my weak wifi signal..i never noticed it those last 20 days as i have been working on my phone mostly on my computer desk so the phone was next to the router..the only place my phone gets 4/4 in wifi signal its when its next to the router..at 1 meter distance the signal gets 3/4 strength..at 5 meters 2/4 strength and at 10 meters the signal its lost..and this is only when im at the same room that has the router..if i go to another room the signal gets lost..especially when i close the door...i never had any wifi problem with my previous smartphones and i even had wifi outside of my house...please help me here..im quite desperate..what shall i do? return it and demand a replacement? ask for my money back? is there any way to fix this?
Click to expand...
Click to collapse
Get wifi analyzer and see if you have good signal. I notice that the Wi-Fi graphic is conservative.
my RAZR was having trouble operating on WPA2-Personal secured wifi network.. so i changed the wifi settings to WPA-Personal with TKIP and the problems are gone so you might wanna try this before you RMA.
Mine had problems with dropped and weak signal which turns out to be because I had Bluetooth on as well. If I turn bluetooth off wifi works perfectly
My WiFi reception is appalling. It only see's my home network where as my three year old HTC Hero is seeing seven!
With my package I have the ability to connect to BT Openzone hotspots around the UK.
Not much use if you can't go more than 15ft from a router without the connection dropping!
Bluetooth is off and I have tried several WiFi analysers from the market, all show a very weak signal.
Hi
On mine, yes the wifi signal (bars) are showing less then with htc desire, but I can connect without problems even the router is on the second floor and I am siting on the first, so reachable from the whole house.
I do experience, that it takes a little bit longer to find the wifi as with the desire, but once connected, works just fine.
I do not experience problems with hidden networks. Mine is not broadcasting the id, still connection is stable.
Sent from my XT910 using xda premium
The bars on mine seem less than what the signal actually is. I connect to my home wifi just fine, from all over the house. I also connect to work's wifi from what seems like the same distance as my previous phone (Dinc)
i'm using d-link dws-125 (usb router)
when i connect and start using internet, the network disconnects in a few seconds. then it connect again and the same... etc.
please, help!!!
same problem here, hope a solution can be found as the phone is unusable in its present state
The "single ball" is enough to achieve 10mbit at my place, however, I upgraded my firmware to OpenWRT and now I get two full lines and the "ball" in the bedroom.
Stock netgear firmware is.. Incomplete. :S
Wi-fi back
Hi everybody,
I have the same problem mine is a razr from france even if i use it in italy, i found that when haveing the phone in the hand the signal gets very worst, if i hold the phone from the edges not in the hand the signal is much better i gain two signal bars, the same happens if i left the phone on the desk, the signal gest very good, as soon as i take it in the hand the signal gets bad, a kind of antenna gete from iphone....
hope this helps somebody
used to have this issue with weak wifi signals, but after installing the 85P radio update, it's gotten a bit better.

Very slow wifi

Having issues with extremely slow wifi on my device. If I'm upstairs I can't even connect to my router. If I'm downstairs I connect but get horribly slow speeds. My other devices see like 8 wifi networks in my area, but I see only mine with the s4. If I try to enter the name of an open wifi network I know exists in my neighborhood, the S4 can't even see it.
I tested out disabling security on my router, and my speeds jumped up to normal if I was right next to the router. However moving to other locations in the house I still lose connection. If I turn on any kind of wireless security on the router, the speeds are super slow even right next to the router. In the 600Kb range (I have a 20Mb internet).
Almost sounds like a hardware issue to me. Tempted to bring it to Verizon, but who knows if they even have replacement devices at this point.
EDIT: So I managed to get the device to get fast wifi with security turned on by messing with security settings on my router. But if I do a speedtest right next to the router, I get great speeds. If I walk upstairs, and do another test, it's like I went back to 1997. Suddenly my ping is in the hundreds, and I'm getting 56K speeds. Walk downstairs again, and run it again, BAM fast pings and 20Mb downloads. The GNex gets 20Mb speeds throughout the entire house.
I have the device right next to my Galaxy Nexus right now. The GNex can see my network, and 5 others in my area. The S4 can only see my network.
Could very well be a hardware issue with the actual unit - I don't have any WiFi problems at all here - is this running on stock? If so I would recommend seeing if you get a replacement unit if it helps - if not then I would ask what settings are on your router? is it 5ghz (i have had problems with that on ALL devices)
Are you using a case or custom back cover? If so try it without the case/back cover.
Sent from my SCH-I545 using xda premium
I'm running stock rooted.
I'm using a case, I've tried it without and it makes no difference.
My router also does 2.4ghz and 5ghz, and I've tried both and it makes no difference. I generally use the 5ghz, because the signal is bit better.
The oddest thing to me is that this thing can't see a single other wifi network in my area. My other devices will see multiple wifi networks.
Go into your router and disable (uncheck) the WMM option. Odds are youre having the constant connect/disconnect from some routers, especially but not limited to DLink DIR-655 and DIR 855 models. The disconnects and reconnects are quick enough that you sometimes won't see the wifi icon disappear and reappear.
I had the issue (i have the DIR-655) and unchecking the WMM (Wifi MultiMedia) fixed the issue.
I have that option disabled.
I really think this is just the wifi radio being weak compared to my other devices. Not sure if its a defect, or just the way the verizon s4 is. The performance is fine in the same room as my router, or even in the room directly above it. In the furthest from it in the house, however, the S4 just can't get any connection over barely 1 bar, and the signal in wireless signal info is horrible. Not being able to see other wifi networks in my area is the most telling thing to me. Even if I walk around my neighborhood, I can't see any others. Maybe if I walked right up to someone's house I could, but I haven't wanted to look pervy, so I haven't tried that. :laugh: At this moment my Gnex can see 5 other networks sitting in the exact same spot as my S4. The S4 just sees my networks.
Yeah sounds like yours is defective. On mine I can see networks from all around my neighborhood. (~5 of them)
Sent from my SCH-I545 using xda premium
So today I finally came into work after being off for awhile, and brought my S4 in for the first time. We have open wifi at work everywhere with multiple access points per floor, so no matter where you are you should get 3-4 bars of wifi signal. From my desk where I usually get the full four bars on my GNex, my S4 gets 1 bar of wifi. Doing a speedtest, I get 2000kbps down, 872kbps up. My GNex gets 35Mb down, and around 25Mb up on the same wifi connection. So yea, there is something seriously wrong with this thing.
Damn I guess I need to flash back to stock and take it in.
I took took mine to Verizon and they swapped it out. This one gets a great wifi signal. The capper was when I was in the store and their display phones could see all the local wifi networks, and mine couldn't. Mine was barely able to connect to their instore wifi. New one works perfectly.

Getting VERY poor Wi-Fi signal and/or intermediate connection

Sigh...thinking my phone may be broken or something.
When I'm in my room I get full signal (Linksys EA4500 Wireless-N router) but if I step into the kitchen which is like 10 feet away (and it's open air/no doors between my room and kitchen) I will either completely lose signal or it will switch between cell signal and Wi-Fi.
There is NO way it's my router as many other devices in my home work perfectly fine and my router is bad ass. So what's going on with my DNA? Something doesn't seem right at all. Plus I've noticed even my cell signal will sometimes just shut down (an "X" next to the bars) for like 5 minutes at a time. I'm using it with Straight Talk through AT&T so I don't know if that's the issue but it's dropping signal in places that my last phone worked perfectly.
Just odd connectivity. Anyone else having issues with their Wi-Fi at all? Thanks!

[Q] Wifi connection problems

I'm able to connect to any wifi network but only if I'm three or four meters away from the router, if I'm in another room or whatever I can't. With my old smartphone I could acces to my wifi network from my bedroom and now I can't with the razr. Do you know if its a hardware problem with the wifi receptor or if its something that has to do with the software? Please help
Wifi could definitely work better on the razr. The signal was decent on FTS rom (ICS) and now on liquidsmooth 2.9 and 4.2.2 it's even worse...
^ This, it seems wifi has been getting worse as the updates come, its not as drastic as a few meters away from the router but i now lose signal in places that were pretty solid before. If you really have to be a few meters away i'd take that baby apart and check out whats going on in there :silly:
If the wifi signal is weak, maybe the antenna has moved.
Can you unmount the phone or did it already??
You need to check all the border metal conections.
The wifi antenna, is marked in the attached picture.
I hope you can fix it.

[Q] Very poor Wi-Fi signal

Does anyone else have any Wi-Fi signal issues?
I get great Wi-Fi signal when I am within a few feet of the router. It connects at 325 Mbps and is really fast and fluent (I use my phone mainly for RDPing to my PC). However, even just moving a few feet away drops the signal one bar, and moving 10 feet away I lose the signal 100%. My home router is the Linksys EA6500, an AC1750 router. The issue with losing the signal happens on both the 2.4 GHz band and the 5GHz. I thought it was just the router so I tried it using an old Samsung ATIV S I had lying around... I was still connected to the Wi-Fi signal halfway down my street.
I never used to get this problem, until I sent my phone in to Sony to get the display repaired. On the repair center ticket, they said they replaced the front display and the backplate as well as ran a software update. (from 4.3 to 4.4). I have tried a repair via Sony PC Companion as well as a full reset via the Settings on the phone. Neither of these options have worked and NO, I do not have any power saving applications running.
Please, please help. The phone (phablet) is almost unusable like this :crying:
i
KingDaedrix said:
Does anyone else have any Wi-Fi signal issues?
I get great Wi-Fi signal when I am within a few feet of the router. It connects at 325 Mbps and is really fast and fluent (I use my phone mainly for RDPing to my PC). However, even just moving a few feet away drops the signal one bar, and moving 10 feet away I lose the signal 100%. My home router is the Linksys EA6500, an AC1750 router. The issue with losing the signal happens on both the 2.4 GHz band and the 5GHz. I thought it was just the router so I tried it using an old Samsung ATIV S I had lying around... I was still connected to the Wi-Fi signal halfway down my street.
I never used to get this problem, until I sent my phone in to Sony to get the display repaired. On the repair center ticket, they said they replaced the front display and the backplate as well as ran a software update. (from 4.3 to 4.4). I have tried a repair via Sony PC Companion as well as a full reset via the Settings on the phone. Neither of these options have worked and NO, I do not have any power saving applications running.
Please, please help. The phone (phablet) is almost unusable like this :crying:
Click to expand...
Click to collapse
it might be problem with Firmware
u cannot downgrade to 4.3 But u should search for another 4.4 (stock firmware from another regions)
u can read some guides like this;
http://xperiafirmware.com/8-firmware/41-sony-xperia-z-ultra-c6833
:good:

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