WiFi scanning and connecting problems on LineageOS - X Play Q&A, Help & Troubleshooting

UPDATE: The issue is slowly appearing on all new releases of other custom ROMs, even ones that aren't based on LineageOS.
After the recent updates to Lineage OS I have started to encounter a WiFi issue on my Moto X Play (lux). The WiFi connects just fine after the first boot of the device but if I turn WiFi off and back on, it will take about a minute to scan and connect to the network. Frequently I also see a message saying that the password is incorrect. Sometimes the WiFi displays as connecting immediately and sometimes it just says Saved but regardless of that it always takes a long time to actually connect. Usually I wait about one minute for it to automatically connect since the manual process does not work.
I have tested this on two internet routers and encountered the issue with both of them but in different ROMs which are not based on Lineage OS it works just fine. My guess is that this is a kernel issue.
Is anybody else having similar issues? Are there any known bugs and possible fixes?

same problems here, after updating lineage OS
chitonactis said:
After the recent updates to Lineage OS I have started to encounter a WiFi issue on my Moto X Play (lux). The WiFi connects just fine after the first boot of the device but if I turn WiFi off and back on, it will take about a minute to scan and connect to the network. Frequently I also see a message saying that the password is incorrect. Sometimes the WiFi displays as connecting immediately and sometimes it just says Saved but regardless of that it always takes a long time to actually connect. Usually I wait about one minute for it to automatically connect since the manual process does not work.
I have tested this on two internet routers and encountered the issue with both of them but in different ROMs which are not based on Lineage OS it works just fine. My guess is that this is a kernel issue.
Is anybody else having similar issues? Are there any known bugs and possible fixes?
Click to expand...
Click to collapse
Same problem here after updating lineage to the latest version (March 8) for my LG G3s d722
WiFi saved but no connection

Driekos said:
Same problem here after updating lineage to the latest version (March 8) for my LG G3s d722
WiFi saved but no connection
Click to expand...
Click to collapse
Hmm... So this is also happening on other devices. Can you get it to work sometimes or is it not functional at all?

chitonactis said:
Hmm... So this is also happening on other devices. Can you get it to work sometimes or is it not functional at all?
Click to expand...
Click to collapse
Sometimes it shows that it's CONNECTING for a second and than it shows SAVED again.
So really not able to use WiFi

Hello every body,
I use lineage os last version on moto X play 1562 and i haven't this bug.
No problems on wifi connection.
Maybe a bug installation​ ?

Pich018 said:
Hello every body,
I use lineage os last version on moto X play 1562 and i haven't this bug.
No problems on wifi connection.
Maybe a bug installation​ ?
Click to expand...
Click to collapse
No way. I have re-flashed 3 times and now I have installed an AOSP ROM which, surprisingly, also has the issue. This is a serious bug and it needs to be fixed quickly.

Driekos said:
Sometimes it shows that it's CONNECTING for a second and than it shows SAVED again.
So really not able to use WiFi
Click to expand...
Click to collapse
Now the issue is coming to all ROMs with their respective updates. This isn't going in the right direction...

Have you tried flashing back to stock ROM first then flashing a custom ROM?

Skeptico said:
Have you tried flashing back to stock ROM first then flashing a custom ROM?
Click to expand...
Click to collapse
Driekos said:
Sometimes it shows that it's CONNECTING for a second and than it shows SAVED again.
So really not able to use WiFi
Click to expand...
Click to collapse
The issue can be solved by disabling WiFi scanning in the scanning settings (sometimes you might need to disable Bluetooth scanning, also).

chitonactis said:
The issue can be solved by disabling WiFi scanning in the scanning settings (sometimes you might need to disable Bluetooth scanning, also).
Click to expand...
Click to collapse
Ive been having these issues for weeks and this cleared them all up. Moto X Play running Lineage OS 14.1. Thanks Chitonactis

Related

[SOLVED] Connected to Wifi but no internet connectivity

I was having Wifi issues on the 6P. Connected to home wifi but no internet. The thing is, the wifi would still work randomly. It's possible that it works most of the time but as soon as I go out somewhere and out of the home wifi range, it sometimes messes up when it tries to reconnect to the network.
And yes, I realize it may not be a phone issue but maybe the router (Asus N66U with Tomato firmware).
/edit - well, I spoke too soon and I guess it's not the static IP causing the wifi issues.
It turns out it was a firewall app called AFWall+
Might want to update the title then. Although I do have that issue where when I get home i have to turn off/on wifi on my phone to get a connection.
mattkroeder said:
I was having Wifi issues on the 6P tonight. Connected to home wifi but no internet. I remembered I had set a static IP for the 6P earlier in the week so I thought I'd try to see if that was the culprit. The moment I disabled the static IP, I got internet connectivity on the 6P again. The thing is, the wifi did work earlier in the day and even the week, even with the static IP. It's possible that it works most of the time but as soon as I go out somewhere and out of the home wifi range, it sometimes messes up when it tries to reconnect to the network.
And yes, I realize it may not be a phone issue but maybe the router (Asus N66U with Tomato firmware).
/edit - well, I spoke too soon and I guess it's not the static IP causing the wifi issues.
Click to expand...
Click to collapse
Are you still having issues or did you find a fix? I am having the exact same problem with the exact same router.
bigceej said:
Are you still having issues or did you find a fix? I am having the exact same problem with the exact same router.
Click to expand...
Click to collapse
It's hard to say. This problem seems to be random. I haven't experienced it today. The only change I've made is update Cataclysm and ElementalX to the newest versions after installing the latest Android security updates. I can't guarantee I won't experience the problem again since it was happening on and off before.
No amount of disabling wifi and restarting my 6P would get internet connectivity back when the problem is happening. It just seems to start working again randomly. Is that what happens to you too?
mattkroeder said:
It's hard to say. This problem seems to be random. I haven't experienced it today. The only change I've made is update Cataclysm and ElementalX to the newest versions after installing the latest Android security updates. I can't guarantee I won't experience the problem again since it was happening on and off before.
No amount of disabling wifi and restarting my 6P would get internet connectivity back when the problem is happening. It just seems to start working again randomly. Is that what happens to you too?
Click to expand...
Click to collapse
I can't really explain it. It says I am connected to WiFi, and speedtest still works along with web browsing most of the time. But the main thing that doesn't work is my google account syncing (so emails wont appear, or delete from ym account when I do so in the app) as well as the play store not downloading or updating apps. I keep seeing issues with 5ghz, so I am gonna try connecting to my 2.4ghz as well as setting the wifi to 2.4 only, as of right now it is working. But its like you said random, and when it does happen restarting is no help. I also just set my phone to use a static ip as I heard that helped some people. I just found it weird that you have the same router and had issues.
Im on Pure Nexus with ElementalX latest update, don't have the latest security patch though.
Its only my Nexus 6p, and it seems I have no issues when I am on my girlfriends wifi. SO I am hoping the 2.4 and static IP solve it, however that sucks cause I want to use my 5ghz, as there are less devices and I get a more solid connection.
I found out it wasn't a problem with the phone or 6.0.1 at all. It was due to a firewall app called AFWall+. I figured it out when I realized internet connectivity would return when I disabled it.
Now, you might think that the app should have been one of the more obvious causes. That's true... but I had it set to Blacklist mode to only block certain apps. Internet wasn't working system wide and it only occurred on Wifi whereas LTE worked fine. So, uninstalling it seems to have fixed the problem and it hasn't happened since. Perhaps it's an issue with systemless root.

[Q] Nougat tethering issues

Curious to know if the community is having tethering issues since going to Nougat.
Tethering does turn on and it does work to an extent but it'll either turn off whenever it wants or it'll simply stop serving requests. There is not a set amount of time for either before experiencing the issue. I'm pointing this issue directly at the tethering aspect as the phone will always browse and do anything as expected even tho the tethering clients are unable to. Even when the clients are unable to browse I can still ping the exact website that will not load. I can even curl those pages and get data back..
Here's what I've tried:
- Disabled adblocker on the phone
- Kept phone awake
- Connected to the charger
- Disconnected from the charger
- added net.tethering.noprovisioning=true to the build.prop
- Nuked and paved with different ROMs
Going to try installing a different tethering app to see if that works. UPDATE: This also produced the same results
I can connect to another 6p not running nougat and everything works as expected with the same computer so that rules out the computer.
Anyone else running into this issue? Anyone have a fix?
Thanks
What carrier are you on? Does hotspot work ok?
v12xke said:
What carrier are you on? Never had any issue on AT&T and use it extensively. Stock rom, rooted, EX kernel.
Click to expand...
Click to collapse
Verizon also using EX kernel. It's almost like some sort of cache fills up
Thank you!!! I thought it was just my phone hardware maybe. Having the same exact issue once I hit the official version of nougat. It didn't pop up until I believe thr 5th developer release as an issue. It really annoys me either streaming or online gaming it'll just cut out. I am really close to just going back to one of the developer previews that it did not occur on. Please anybody who can fix this issue or needs anything like a logcat, let me know.
DragonRyderX said:
Thank you!!! I thought it was just my phone hardware maybe. Having the same exact issue once I hit the official version of nougat. It didn't pop up until I believe thr 5th developer release as an issue. It really annoys me either streaming or online gaming it'll just cut out. I am really close to just going back to one of the developer previews that it did not occur on. Please anybody who can fix this issue or needs anything like a logcat, let me know.
Click to expand...
Click to collapse
What carrier are you on? Tethering can mean Wi-Fi, USB, or BT. I guess you are talking about the Wi-Fi hotspot because it's the most commonly used. My Wi-Fi hotspot is working fine on AT&T, although I haven't used it for gaming. Haven't heard back from OP, but I think he may be talking about Wi-Fi as well? You could try changing frequencies under advanced settings to toggle the hotspot to use 5Ghz instead of 2.4Ghz if you haven't tried that (and your equipment supports it).
I was having same issue also running latest PN, EX 4.04, radio/bootloader & vender.
This seemed to help but just started yesterday.
In Terminal Emulator, enter below code one by one:
su
settings put global tether_dun_required 0
exit
------------------------------------------------------
Reboot
Now if I could figure out how to stop adding a network every time I connect to hotspot with cp when I turn hotspot off & back on.
I'm thinking this could me a Verizon unlimited thing since not many people have anymore & very few people have stated issues.
Update: The above is not going to cut it! Hotspot seems to hang on longer but still disconnects!
I have Verizon, and yes, I am speaking to*Hotspot tethering. I have this issue only on Nougat. When I use a*Marshmallow based rom it doesn't happen. I use my hotspot as my home internet (laptops, smart tv, tablets, smartphones) and all of them drop connection after random intervals (most times after an hour to few hours). Not until the DPs for 7.1 did a change in the way it failed happened. Before those DPs, it would shut off and the notification icon would disappear (hotspot actually off). After*the DPs for 7.1 started, the tethering would still be on (on the*6P) but no device would show that it was on (in range). I have to shut it off, then*turn it back on. I use stock, Cortex or PN mostly. Root or no root. I also do not use custom kernels unless they come with the rom, although I have tried a couple to see if it would fix it. It didn't.*I have always attributed it to either faulty hardware somehow or DOZE improvements that kicked in. The DOZE came to mind as it almost seems as the phone is trying to*get into deeper sleep. I don't know. Any help would be appreciated.
Same issues with pixel, some said it works others did not.
https://forum.xda-developers.com/pixel-xl/how-to/root-guide-native-hotspot-t3493286
Yes for wifi tethering.
Well cannot seem to find anything on disconnect solving issues, posted solutions seem to be if tethering does not work at all.
Hope someone can solve.
crackerjack1957 said:
Well cannot seem to find anything on disconnect solving issues, posted solutions seem to be if tethering does not work at all.
Hope someone can solve.
Click to expand...
Click to collapse
Did you try toggling hotspot to use 5Ghz instead of 2.4?
v12xke said:
Did you try toggling hotspot to use 5Ghz instead of 2.4?
Click to expand...
Click to collapse
Laptop I'm using only does 2.4.
Was never a problem with the HTC M8 on MM, just recently bought the 6P.
Thanks
Had another laptop that had that had a 2.4 / 5Ghz dual wireless card.
Holds wifi hotspot with no disconnects whatsoever, longest time connected was 2.5 hours.
I will have to settle for usb tether on the 2.4 laptop for now until the wiser ones can find cause.
Just ran into this issue on the 6p running 8.0 beta 3. Seem related to the data encryption of the wifi hotspot. Turning encryption seems to solve the problem. However, I would say that is not really a solution, unless you don't running unsecured hotspot.
Edit: Turns out it only helps. Not a solution. Still disconnects just not as often often.
Deleted

WIFI Issues with Nexus 6p

So recently I have been having WiFi issues with my nexus. Its strange because It will cycle saying "Saved", and "Connecting" but never connect to my WiFi. The weird part is that when I unlock my phone it shows that I have WiFi but as soon as I try to do something it drops WiFi and uses cellular data. It only seems to connect when it is sleeping. I have tried another wifi and it does the same thing. I have it updated to oreo the most recent update but that is when I have noticed this problem. I have tried factory resetting the phone but it still does the same thing.
I was wondering if I would run a custom firmware if that would help. Right now my phone is stock. I was planning on just following the guide to Unlock/Root/Flash https://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928
oster200 said:
So recently I have been having WiFi issues with my nexus. Its strange because It will cycle saying "Saved", and "Connecting" but never connect to my WiFi. The weird part is that when I unlock my phone it shows that I have WiFi but as soon as I try to do something it drops WiFi and uses cellular data. It only seems to connect when it is sleeping. I have tried another wifi and it does the same thing. I have it updated to oreo the most recent update but that is when I have noticed this problem. I have tried factory resetting the phone but it still does the same thing.
I was wondering if I would run a custom firmware if that would help. Right now my phone is stock. I was planning on just following the guide to Unlock/Root/Flash https://forum.xda-developers.com/nexus-6p/general/guides-how-to-guides-beginners-t3206928
Click to expand...
Click to collapse
I had a similar problem, dropping wifi and lte, turned out it was a greenify magisk module and the greenify app. Uninstalled and now have no problem.
What version is your radio and bootloader? The newest radios seem to work best for my 6p.

WiFi unstable

Hi,
Is anyone having an instability issue with WiFi connection? This happens at home and work, but my phone at times disconnects from WiFi. It also struggles to connect to "saved" WiFi at times. For example, I came home today, and it didn't connect to my home network, so i turned wifi off and on, and kept checking it, and it eventually connected. I'm on stock (never rooted this phone) 8.1, but I've had this problem even before updating to 8.1. If you have any suggestions to fix this issue, I'd really appreciate it.
Thank you,
I haven't experienced that behavior. Did you try resetting your network settings? If that doesn't work I would do a full factory reset but if you do it's important to select the fresh start option in setup instead of restoring from a Google backup. The backup restores some system and app data and can easily restore whatever is causing your problem. Sometimes data gets corrupted and your phone needs a fresh start.
i have seen this issue. It only happens on my 5ghz network. When i connect to my 2.4ghz network it is stable.
JD
JudasD said:
i have seen this issue. It only happens on my 5ghz network. When i connect to my 2.4ghz network it is stable.
JD
Click to expand...
Click to collapse
Thank you for chiming in. This was driving me crazy. I'll try switching to 2.4 and see if it'll go away.
goldentequila said:
Thank you for chiming in. This was driving me crazy. I'll try switching to 2.4 and see if it'll go away.
Click to expand...
Click to collapse
i am curious what your results are, please let us know.
Thanks,
JD
JudasD said:
i am curious what your results are, please let us know.
Thanks,
JD
Click to expand...
Click to collapse
Actually it still disconnected Same result.
I'm having a similar issue where after the phone has slept for a while, the wifi basically doesn't respond anymore until I've turned the wifi fully off and back on. Signal shows fine even though no data flows. Happens both at home and my office. This wasn't an issue at all since owning the phone through all the betas. Only started happening with official Oreo release. Forgetting networks didn't work. I'm not willing to reset the whole device right now, too much to redo. Just wondering if anyone else is experiencing this and has a solution.
I have one phone that sort of logs off. It says "tap to login" it is a google dialogue. It is on my home WiFi at 2.4GHZ. I will be doing a reset within a week to see if it fixes things...
I am doing my Hard Factory Reset now....wish us all luck.
8.1 Oreo broke my Essential, I want it back...
More to come...
Mine was doing that as well, after resetting my router no connection issues.
HARD Factory Reset
Well, it's done.
It has to be done and done as hard as possible. No reinstating ANY previous software settings of any kind.
I linked to my WiFi (non 5G) after reboot, and there has since been no issue.
This doesn't mean the problem has been solved. Days may pass before it surfaces again...
In the meantime, Telus, who provides me this service has stated that an in store test of device should show whether or not this is a warranty issue. Connection to an in-store WiFi should show quickly if it's a firmware issue, and a discussion can begin about device exchange.
That's all for now.
Good luck.
MF
No issues at home or work connected to an N router at home and an AC router system at work. Also no issues connecting to various public WiFi nodes.
I second elkay, same exact problem I'm experiencing. I may consider a hard reset on my phone soon, in hopes that it resolves the issue. Otherwise, I will continue running on my mobile network. Hope an official solution or fix comes soon.
Unfortunately, even a hard reset didn't fix it for me. I did end up buying a new router a couple days ago which does seem to have fixed the issue in my home (was buying a new one due to wifi coverage in corners of the house anyway), but that obviously won't solve the issue at work. Not sure where the incompatibility is. FWIW, I went from a Netgear R7000 to an R7800. Both running DD-WRT with same configuration.
I had this issue with a new PH-1 that updated to 8.1. I was not able to connect to an 802.11n router with cloaked SSID without difficulty, when saved, amidst several other issues, that I attributed to the 8.1 update. I downgraded to 7.1.1 and the wifi issue is resolved.
I just got an Essential Phone during the prime day deals and was experiencing the same issues. Download at 20mb/s for a couple of seconds then tank to 0.2mb/s.
Has anyone tried the latest Android P beta 3? It seems to have fixed my wifi throttling.
My phone was doing OK until a recent update. Now my phone disconnects and reconnects WiFi like crazy. Sometimes a dozen times in a few minutes. This is driving me crazy.
If you do not have Pie on your device load it.
I had serious WiFi connection problems on the last Oreo update but when I got the Pie update they disappeared and the phone has been fine since.
I'm on Pie and I still have this problem where the wifi will drop randomly every minute or two, but sometimes it's fine.
That's bizarre.... I had the one horrible Oreo update (as did a lot of others reporting in here) but since Pie it's been ok. I have both 2.4 and 5Ghz here but usually run on 2.4 as my router is in the next room and 5Ghz doesn't get through the walls nearly as well.

WiFi issue

I am facing an issue that my WiFi doens't scan nearby networks.
In my WiFi. It disconnects automatically and then on reconnecting it shows no internet access.
Many times it's not able to connect to a network just saved comes and then WiFi shows to be disabled
deveshmirani said:
I am facing an issue that my WiFi doens't scan nearby networks.
In my WiFi. It disconnects automatically and then on reconnecting it shows no internet access.
Many times it's not able to connect to a network just saved comes and then WiFi shows to be disabled
Click to expand...
Click to collapse
It's WiFi bug comes with pie update, contact service centre nearby & ask them to downgrade to Oreo..... they will do it.
I'm really getting disappointed with Nokia day by day. I expected so much. Now I'm seeing stupid issues, like the primary mic not working, and people having wifi bugs. I mean I spent my hard earned money buying this phone, for it to f**k me over in this fashion. They release updates, but they don't do anything about fixing bugs.
deveshmirani said:
I am facing an issue that my WiFi doens't scan nearby networks.
In my WiFi. It disconnects automatically and then on reconnecting it shows no internet access.
Many times it's not able to connect to a network just saved comes and then WiFi shows to be disabled
Click to expand...
Click to collapse
I also face it everyday but reboot resolves the issue.
No such issues with my phone
No wifi issues here as well.
Even Im Facing this issue
Doesn't detect nearby Wifi Devices
And yes Reboot Helps
try to reset your phone it work for me
raza_maestro said:
No wifi issues here as well.
Click to expand...
Click to collapse
Same with me. Never experienced wifi issues.
I'm also facing the same issue now from last 2 days. Any other fix available for this? Other than factory reset or downgrade. Also the restart option doesn't seem to work for me everytime.
Works with other hotspots
mdvirgo92 said:
I'm also facing the same issue now from last 2 days. Is any other fix available for this? Other than factory reset or downgrade. Also, the restart option doesn't seem to work for me every time.
Click to expand...
Click to collapse
I tried using hotspots from my friends and it seems to be working for some reason. No delay in connecting, doesn't get disconnected automatically, doesn't shows no internet. All working fine. Now the question is why with my router at home? Has anyone here tried resetting their routers? Also, are there any compatibility issues going on, if yes then maybe our phone no longer supports old gen routers.

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