[Q] Frequent WiFi drops (Exclamation Mark) - AT&T HTC One (M8)

Ever since I got my refurbished AT&T HTC One M8 I have been having frequent WiFi drops.
The issue happens on any of my two wireless routers at home and happens when I dont use my phone for a while,
it will drop the WiFi and show an exclamation mark besides the WiFi icon. I then need to switch the WiFi off and on again
for it to work. Wierdly enough, the issue never happens while I am at work.
I have tried several Roms (KitKat and Lollipop), including the stock rom for my device and I have also tried
to flash a lot of firmware versions (currently running the most recent one and Lollipop). The issue has never gone away.
I have also tried to switch my router from b/g/n to g only or n only, I have changed channels, configured static IPs and DNSes
on my phone, I have tried changing the password and WPA2/WPA/WEP.
Is there a way I could try to troubleshoot the issue, like some system log which would show an error? Or has anyone else
had this kind of issue?
Thank you

Related

[Q] Wireless issue

I've searched the forums for a similar issue with no luck, if anyone knows of a thread with a matching problem please provide a link.
My problem is that whenever I connect to my home network via wifi, I'm able to connect/disconnect a maximum of 3 times before wifi stops working completely. On the forth try, the phone will detect the network, try to connect and instantly disconnect. The only way I've been able to get wifi working correctly again is by rebooting the router, which also restarts the '3 connection' cycle.
I'm using a Netgear DG834G v2 and currently running Wolfbreak's latest version of CM6.1.3 but I've had the same issue with every other rom, including the official SE firmware, which leads me to believe that it is a router issue and not the phone itself.
Any help/suggestions would be greatly appreciated.
In your phone, go to WiFi settings and press options button, then select "advanced", in wifi suspension politics (or something like that) select NEVER, then download and install Blade Wifi Fix from the market (i don't know what exactly does but it will prevent WiFi disconnections and it really works), and you can try using (optional) this app to connect to WiFi, if the problem still persists i would rather think it's a router issue or something ._.
CescVicious, thanks for your help. I tried both of those apps but my wifi continues to disconnect. I'm leaning towards it being a router issue more than the phone and have posted the problem on the Netgear forums.
Thanks again.
Jason

[Q] Connection issues

Hey everyone, I got myself a Z2 recently and have been very happy about it for the most part. However, some things seem to not function a 100% the way it's supposed to.
Some times after it's been to sleep and I try browsing online with it using either 3g/4g or wifi the phone says it has a connection, but nothing loads. All I have to do to solve this is to refresh the wifi/3g connection manually, and then it works. It's rather annoying to always go through that procedure every time I want to use my phone, so I'm wondering is there anything I can do about this? Or anyone experienced anything similar?
Vegard
I have the same issue with WiFi while the phone sleeps or is active (no probs with mobile data though!), but I was not able to determine whether it's my router, the phone, or a combination of the two (though I have a hunch).
When I'm in my room which is unfortunately the farthest from the router, and the connection drops, my Z2 is not able to reconnect on its own. Have to disable/enable WiFi or else it's stuck in an infinite loop of connecting and obtaining an IP.
Now, I'm fine with a dropping connection occasionally given the distance and the... quality of my router. However, my laptop is able to reconnect automatically.
I have tried lots of possible solutions: WiFi sleep policy, static IP or DHCP, disabling/enabling WiFi optimisation or Auto-IP, switching WiFi channels, and various WiFi fixer apps. Nothing worked.
My guess? There is a bug in the stock firmware that makes the phone unable to reconnect if a connection is forcibly dropped . Pair this with a crappy router and you have a recipe for inconvenience.
Unfortunately, I have no spare router to confirm this, and with the bugs in CyanogenMod I am reluctant to flash for now.
Also, I am sure this is not a hardware fault of the phone in my case since I notice this behaviour at home in my network only.
Do you guys possibly know where I could find some logs related WiFi? I wanna get to the bottom of this.

[Q] i9300 wifi signal/connection issues - Murata vs Samsung module

Hello team,
My Samsung Galaxy S3 GT-I9300 (international version) started to have wifi problems after stock update to 4.1.2. After that, I´ve tried many software and hardware fixes, including changing the wifi antenna cable. The result was the same, so I decided to try custom ROMs and came straight to CM11.
The wifi signal is very weak, and I can only connect from a few meters from the router
Installed CM11, full wipe cache/data/dalvik and still the same problem, weak wifi, connection only from if close to the wireless router.
Reading all the forums on XDA and CyanogenMod, I found the wifi-fix patch, which writes "murata" on the /data/.cid.info. This fix brought me powerful wireless signal, and now I get full signal bar to my router and even see many neighbor APs... but I am not able to connect. When I try to connect, type de password and than it just goes back to "Saved, protected by WPA/WPA2". I´ve also disabled authentication on the wireless router, and the result is the same. It won't connect not even to open networks, although I see strong signal.
Deleted the wifi_fix patch (delete ¨91fixwifi¨ on init.d, delete ¨.cid.info¨ under /data and rebooting), and went back to old status: very weak wifi signal, but able to connect (associate) if I´m very close to the router.
Turned wifi on and off, airplane on and off, captured log on "Murata" and "Samsung" modes...
Strange is that my wlan mac address is 88:32:9b:xx:xx:xx, which seems to be Samsung, but the Murata brings me powerful signal (although I cannot connect).
Well, I´ve tried many solutions so far, but that´s how far I could go...
Can anyone provide me some clue to solve it? I would be very thankful to have wifi back to my phone.
Log files are in attachment
Murata log (strong wifi, not able to connect)
Samsung log (weak wifi, able to connect when very close to wireless router)
Thank you all!
I too have only a range of 3 metres, I have 7 routers in the house because of this, yet I have less than 15% coverage of the house with this device. To put that in perspective, an HTC One X and Atrix 2 has 90% coverage with 2 routers. I'm 1 metre from the router in my room and I've got 1 bar, sometimes 2 briefly.
[Edit]
Woah, I tried the fix from:
http://forum.xda-developers.com/galaxy-s3/help/cm9-i9300-advice-t1898004/post41394293
Seeing as it can easily be reverted, it displays very high signal. What I'd expect. But it doesn't let me connect either. I also tried CM10.1 like the people who it worked for, it didn't work.

Wi-Fi Connection Problem

Hi All,
I just received a replacement for my V10 that suddenly died and I'm now having Wi-Fi connection issues.
When I brought it home yesterday the phone was still on 5.1.1 but updated overnight to 6.0 both experienced the same issue.
I have not rooted my device yet but will in the near future.
I have 3 different access points in my home with different id for each.
I can connect to one of them but not the other two.
When I try to connect it I eventually get a WI-FI connection error, or the connection is labeled disabled, or the connection doesn't connect and just shows saved.
I have tried:
1) reset the router
2) changed the password
3) changed to an open connection e.g. no password
4) forgotten then connection on the phone
5) restarted phone
none of these have fixed my issue.
Anyone have similar issues?
Anyone have any ideas for a fix?
Thanks you all for reading my problem.
steve
Just started having a similar issue yesterday. Stock MM, no root. Factory reset had no effect.
Maybe you can join my thread, I have problem with wifi also. You can check if we have same issue and may try my workaround http://forum.xda-developers.com/tmobile-lg-v10/help/wifi-mac-address-changes-reboot-h90120j-t3470140
I actually just noticed this on my phone yesterday. It seems to happen to me when the wifi signal is a bit weaker (but should still be able to connect). My wife's V10 didn't have an issue though. Haven't find a solution yet, but my wifi would also not find any connections after it would disconnect and have to rescan to locate any networks.
silcam18 said:
I actually just noticed this on my phone yesterday. It seems to happen to me when the wifi signal is a bit weaker (but should still be able to connect). My wife's V10 didn't have an issue though. Haven't find a solution yet, but my wifi would also not find any connections after it would disconnect and have to rescan to locate any networks.
Click to expand...
Click to collapse
Have you tried to do factory reset?

Wifi Signal Strength

Hi,
I have searched but unable to find something similar to my issue.
I have a Asus ZenFone 3 Laser - ZC551KL.
Background:
Have had the phone for about a year but haven't gotten around to transferring SMS etc from current phone so it is currently only used as a tablet / watching YouTube etc. So not used massively.
On Thursday/Friday I came home and was unable to connect to my WiFi. When I restarted device I could connect but noticed Poor Signal and slow internet. It was now I noticed that none of our neighbouring wifi was showing.
I tried:
Restarting routers and phone.
Reset network settings
Safe Mode
My wife has the same phone and able to see all the normal networks. It doesn't seem to be an issue with speed once connected but I now need to be within about 5 meters of the router to connect.
I am curious if anyone else has had this or a similar issue / how they fixed it?
If people think think it might be a hardware or software error?
Possible fixes.
Android 7.1.1
Android Security Patch - 05-JUL-2018
.Model (in settings) ASUS_Z01BDA
Thanks in advance for your time and help.

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