Wifi not staying connected on Z300C - need to switch airplane mode on/off to restore - Asus ZenPad 10 Questions & Answers

When I returned from a 2-week holiday last week I found that my Zenpad 10 Z300C had completely powered itself down, and required several attempts to hard reset it. It eventually started up, and went through a lengthy "optimising apps" stage, as if there had been a software update (but there were no other signs that there had been an update). My build number is LRX22G.WW_P023-V4.7.5-20160419044030548_201506300108.
Now it frequently disconnects from my wifi router - it won't stay connected for more than a few minutes at a time. The wifi icon in the notification bar changes to what looks like a small circular arrow (not dissimilar to a recycling icon). If I turn wifi on/off I see an "authentication problem" message next to the router's SSID in wifi settings. The only way I can restore the wifi connection is to turn airplane mode off/on.
Any idea how I might fix this??

Same lousy wifi
This is an fairly old post but no replies. I have been having this problem too ZenPad 10 P026. Even my crappiest model 3 iphone keeps the signal when I go from house to garage or even bedroom. Started about the same time as threadstarter. Is there firmware, unfirmware, or hardware to fix this. Will just drop the signal like hot potato. thanks

I have this problem too with a new Z301M . It is super annoying. Twice a day I have to reboot it to get the network to function properly.

Related

Connection Dropping :(

Hi there
First time poster, shame it has to be a cry for help!!
I've got the touch HD, and I love it, however over the last week or so its started losing its HDSPA and 3G connection and dropping to phone only. At first I thought this maybe network related (T-Mobile), however it seems to do it in all locations.
I'ver noticed when it does it, the data connection slider in the settings tab, is switched to off, and as soon as I flick it back on, it picks up the signal fine (only to lose it again after a random amount of time). I've downloaded Tweak HD and set the internet to always on, however that doesn't make a difference.
I've not installed any custom roms, its the factory build, really hope someone can help
Thank you
Do you see the connection drop while the screen is on or is it after you have put the phone in standby (screen off)?
It seems to be random, I can be halfway through browsing the web and it'll drop or just coming out of standy.
The most common time seems to be when I do a send/receive on the email tab, it shows the 'H' icon then as soon as it starts syncronising, it drops out to radio then I have te re-send to get it to connect again.
I seem to recall the same thing happening to me back when I was using the stock rom. For the first week everything was fine, then the connection would drop when I turned the screen off or even when the phone was on. If you've tried setting the connection to "always on" and that does not fix the problem, then I would next try and download Schaps Advanced Config and enable/disable the different power management settings. I've suggested this to a few others for disconnect problems in standby and it seemed to work.

Bell JK4 - Wi-Fi Discussion

After upgrading to JK4 via Kies I've noticed some strange Wi-Fi behaviour. It seems to manifest at different times and for no apparent reason, so I'm starting a thread to see if a) anyone else has this issue and b) if so, how does it manifest for them.
First manifestation: after turning on Wi-Fi through Notifications the text switched to "On" but the Wi-Fi symbol did not turn green. Going into the Wireless and Network settings on the phone caused a temporary lockup, when it did let me in Wi-Fi was showing "Error". A reboot of the phone fixed it, temporarily.
Second manifestation: after turning on Wi-Fi through Notifications the text switched to "On" and the Wi-Fi symbol turned green, but it did not connect to my wireless network automatically like it should. Going into the Wireless and Network settings on the phone caused a temporary lockup, when it did let me in Wi-Fi was rapidly switching from a "Turning on" state to "Turning off". It did this about 10-15 times in a few seconds then went to "Error". Turning on and off the Wi-Fi again solved this issue.
Every time I solve this it seems to come back within a 24 hour period. I didn't have this problem (from what I can see) on JK3. I factory reset before and after flashing to JK4, and I flashed JH2 back just to be on the safe side beforehand.
Let the discussion begin!
got_milk said:
After upgrading to JK4 via Kies I've noticed some strange Wi-Fi behaviour. It seems to manifest at different times and for no apparent reason, so I'm starting a thread to see if a) anyone else has this issue and b) if so, how does it manifest for them.
First manifestation: after turning on Wi-Fi through Notifications the text switched to "On" but the Wi-Fi symbol did not turn green. Going into the Wireless and Network settings on the phone caused a temporary lockup, when it did let me in Wi-Fi was showing "Error". A reboot of the phone fixed it, temporarily.
Second manifestation: after turning on Wi-Fi through Notifications the text switched to "On" and the Wi-Fi symbol turned green, but it did not connect to my wireless network automatically like it should. Going into the Wireless and Network settings on the phone caused a temporary lockup, when it did let me in Wi-Fi was rapidly switching from a "Turning on" state to "Turning off". It did this about 10-15 times in a few seconds then went to "Error". Turning on and off the Wi-Fi again solved this issue.
Every time I solve this it seems to come back within a 24 hour period. I didn't have this problem (from what I can see) on JK3. I factory reset before and after flashing to JK4, and I flashed JH2 back just to be on the safe side beforehand.
Let the discussion begin!
Click to expand...
Click to collapse
I quickly tried out after reading your post, and I did confirm your first issue happening, but only when I turn my Wi-Fi on and off really quickly. Also my phone didn't lock up as you described either. Basically, I could only make that issue to surface once I turn off the Wi-Fi, and then turn it back on as soon as my phone reports it is disconnected. When I go into Wi-Fi settings, it does say "Error" there, but if I check the "Wi-Fi" there again, it connects automatically.
I almost never use Wi-Fi because I get 6GB of data, but I can see this becoming a very annoying issue if you have to use Wi-Fi frequently.
Edit: Actually, I ran into a different issue just now. I kept on playing around with my Wi-Fi, and confirmed this happening: Wi-Fi text turns to "ON" but the icon doesn't turn green. When I go into settings, it says "Turning Wi-Fi On.." or something similar and is stuck there. I wasn't able to turn on nor off the Wi-Fi. Reboot fixed issue...for now I guess.
I have also had this issue but I believe it has to do with trying to turn on wireless when your preferred network has a very weak signal. When I'm next to my router, I can turn wi-fi on and off rapidly with no issues. I have only had the issue in my room which has a much weaker signal.
Sent from my GT-I9000M using XDA App
i was having problems with my wifi today...i wasnt able to pickup any wifi signals and i couldnt manually turn the wifi on either...i got a few force closes on some apps and decided to reboot the phone, hopefully sovling the problem...instead i got stuck in the boot loop at the i9000m logo and now my internal sd card is done....hopefully i can return this pos at bell(im on rogers) and do a hup through rogers for the iphone4...at least thats a stable device.
dpvu said:
I have also had this issue but I believe it has to do with trying to turn on wireless when your preferred network has a very weak signal. When I'm next to my router, I can turn wi-fi on and off rapidly with no issues. I have only had the issue in my room which has a much weaker signal.
Sent from my GT-I9000M using XDA App
Click to expand...
Click to collapse
I've never tested right beside the router, but my room is next to the room which has the router so I would think I'd have a fairly strong signal.
Interesting, though...
dpvu said:
I have also had this issue but I believe it has to do with trying to turn on wireless when your preferred network has a very weak signal. When I'm next to my router, I can turn wi-fi on and off rapidly with no issues. I have only had the issue in my room which has a much weaker signal.
Sent from my GT-I9000M using XDA App
Click to expand...
Click to collapse
I tested my Wi-Fi pretty much right beside my router as well...like less than 3 feet away. My phone was reporting it was seeing an "excellent" signal.
Sent from my GT-I9000M using XDA App
I find my wifi on my phone to be pretty solid.
I have an occasional issue where it does not see my wifi router at work, but all I do is turn it off / on and off she does. Just happens with the work router. Never had an issue with my linksys at home.
I've experience this issue with JH2 and it was caused by a change to fast in the settings. Just give your phone some time to connect and get identified on the network before you turn it off ans don't torn it on right after you disconnect it and you should be fine.
Been having the same issues since upgrading to JK4. Wifi gets stuck in "enabling" state occasionally when it try to turn it on. Sometimes I have to go as far as restarting the phone to get it to work again. Not a huge deal but still a nuisance.
I have seen both of these situations occur once after applying JK3 from Odin. It was shortly after booting it up for the first time including the "ERROR" text. I attributed it to a one-time glitch and it has not come back since. When I am home I force WiFi on and leave it in that state until I leave the house for work the following day so I am not constantly messing with the settings.
I get a similar issue butt only when activating my mobile AP.
Sent from my GT-I9000M using XDA App
I've been having a similar issue with my wifi since upgrading to JK4. I've gotten the "error" message on enabling wifi, but as others have mentioned it may be because I'm re-enabling it too quickly after turning it off. However, in one instance yesterday I tried re-enabling it several times after turning it off via the control widget and was ultimately forced to reboot before it worked again. Also, this morning I found that after leaving home and coming to work, I was still only seeing the wifi hotspots near my apartment rather than the ones in my new location (one of which I have saved and automatically connect to). I had to reset the wifi to find the local hotspots. Other than these wifi issues, I'm really loving JK4 so I just hope they get sorted out.

Problems with WiFi Connectivity Since the Last Update....

Guys,
I updated my tab a few days ago. Now the market looks different but unfortunately I'm facing another irritating problem which I have no clue how to solve.
Every time that I turn off the tab, and let it be idle for 10 minutes, when I turn it back on, the WiFi icon will show no bars - which translates into no internet connectivity. That happens while the WiFi button is still pressed (green in the pop-up menu). In order for the device to connect to the net I need to turn the WiFi OFF and than ON and it works.
I checked the WiFi sleep configuration and they are set to "never turn it off" I also rebooted the device but with no change.
Please let me know what to do... as this thing sometimes just drives me crazy.
Thanks.
Gingi
imgingi said:
Guys,
I updated my tab a few days ago. Now the market looks different but unfortunately I'm facing another irritating problem which I have no clue how to solve.
Every time that I turn off the tab, and let it be idle for 10 minutes, when I turn it back on, the WiFi icon will show no bars - which translates into no internet connectivity. That happens while the WiFi button is still pressed (green in the pop-up menu). In order for the device to connect to the net I need to turn the WiFi OFF and than ON and it works.
I checked the WiFi sleep configuration and they are set to "never turn it off" I also rebooted the device but with no change.
Please let me know what to do... as this thing sometimes just drives me crazy.
Thanks.
Gingi
Click to expand...
Click to collapse
Flash a custom rom bro. Otherwise you are stuck with Samsung's awesome bugs. If you don't want to flash a custom rom there isn't really much you can do about it considering you're not rooted. What did you update to? KMP???
I did the regular Samsung update -the latest one that was released a couple of says ago. The problem with rooting is losing the coverage I have for insuring the device... which I'm reluctant to do. I'm sure it has a solution somewhere...
Yes I confirm.
This "reconnect" issue is being discussed on many forums with no solutions yet. (except custom ROM)

WiFi-scanning every few seconds with WiFi off

Starting today, my S7 Edge has a problem when WiFi is turned off: every two or three seconds, the WiFi turns on for about a third of a second (as shown by the WiFi quick-settings icon). When this happens, the phone gets warm (even if otherwise idle) and the battery drains rapidly.
The problem disappears if I turn off the Location Accuracy setting that scans for WiFi networks even with WiFi off. But it shouldn't be scanning constantly even if that setting is turned on--it's using much more power than if I just leave WiFi turned on.
Turning off the WiFi Location Accuracy setting also fails because then, when I use a location-enabled app such as Google Maps, it pops up a message asking me to turn on Google Location services (which is already on, and the phone has a good GPS signal). If I tell it to go ahead and turn location services on, it then turns WiFi Location Accuracy back on and the constant scanning resumes.
So there's clearly a bug, but the problem is very recent and my phone (AT&T) has not received a recent update.
Has anyone else encountered this problem or does anyone know how to fix it? (Rebooting doesn't help.)
Gary02468 said:
Starting today, my S7 Edge has a problem when WiFi is turned off: every two or three seconds, the WiFi turns on for about a third of a second (as shown by the WiFi quick-settings icon). When this happens, the phone gets warm (even if otherwise idle) and the battery drains rapidly.
The problem disappears if I turn off the Location Accuracy setting to scan for WiFi networks even with WiFi off. But it shouldn't be scanning constantly even if that setting is turned on--it's using much more power than if I just leave WiFi turned on.
Turning off the WiFi Location Accuracy setting also fails because then, when I use a location-enabled app such as Google Maps, it pops up a message asking me to turn on Google Location services (which is already on, and the phone has a good GPS signal).
So there's clearly a bug, but the problem is very recent and my phone (AT&T) has not received a recent update.
Has anyone else encountered this problem or does anyone know how to fix it? (Rebooting doesn't help.)
Click to expand...
Click to collapse
Same issue here, started yesterday. I'm on T-Mobile, and have had no new updates to the system.
I saw this was happening (on other threads) to other phones, not just Samsung phones.
Same here in France with SFR, it's very annoying ...
Hope we're getting a fix soon!
*Link to video if it doesn't play above (gives an error on playback for me for some reason): https://www.youtube.com/watch?v=X5dbrBMqsuU
Here's a video of the issue I've been having, which I believe is the same as the one you're describing. My WiFi switch just constantly turns on and off, and I am unable to connect to my network. I have found a way to get it to connect to my network by first clicking the WiFi Direct button (when it's clickable and not flashing), and then when I go back, the list of available networks shows just like it normally does, and I am able to connect. Turning off WiFi again, would then reproduce the problem though. It started happening recently after the latest update for me. I'm non-rooted, completely stock for now.
http://forum.xda-developers.com/s7-edge/help/wifi-off-constantly-t3499683
Oops, sorry, I see now that there was already a thread here about this problem.

Wifi connectivity issues

All day today I have been having Wi-Fi connectivity issues. None of the other devices in my home are experiencing this. It is just my OnePlus 8 Pro that keeps dropping Wi-Fi and refuses to load games. While I'm on Facebook or any other app it refuses to load. It doesn't matter what frequency I am on or what channel I am on. It is not my service provider I have already called and asked. I think something is messed up. So is anyone else having Wi-Fi problems on the OnePlus 8 Pro?
Do you have a private DNS active?
Same here
dgunn said:
All day today I have been having Wi-Fi connectivity issues. None of the other devices in my home are experiencing this. It is just my OnePlus 8 Pro that keeps dropping Wi-Fi and refuses to load games. While I'm on Facebook or any other app it refuses to load. It doesn't matter what frequency I am on or what channel I am on. It is not my service provider I have already called and asked. I think something is messed up. So is anyone else having Wi-Fi problems on the OnePlus 8 Pro?
Click to expand...
Click to collapse
Mine will only stay connected for short periods. If I put it down and leave it for a while 9 times out of 10 it's swapped me back to mobile data. I've reached out to OnePlus to see if it's a fault or a known problem they're working on.
This is actually happening to me as well. 10.5.8 stock rooted. I see that exclamation point next to the wifi signal sometimes and nothing else in the house is having issues.
Okay so this is what you have to do to fix the problem. Click onto your Wi-Fi and let it go into the settings then swipe up on your screen and go into the app info. Clear your cache. Turn your Wi-Fi off and back on and it should work just fine
I have a much better fix. Change your MAC privacy setting to "Use device MAC" and change from default "Use randomized MAC". Wa la I haven't had a drop all day. This has been driving me crazy!
It might actually be a really simple problem with a simple solution, just i need to see a screenshot with the diagnostics, or the troubleshoot from the device why doesn't it want to keep the connection steady. You can actually learn all these things related to the wifi and some little programming things really easily, it is not that tough, trust me. I took the cisco programming course from SPOTOclub.com, during this pandemic, and in one month i was already an expert in the wireless connection and the LAN and so on and so forth.
If you're having Wi-Fi connection problems or see an Wi-Fi icon with an exclamation point Wi-Fi problem, try the solutions below:
Make sure Wi-Fi is on. Then turn it off and on again to reconnect.
Make sure Airplane mode is off. Then turn it on and off again to reconnect.
Press your phone's power button for a few seconds. Then, on your screen, tap Restart Restart.If you don't see "Restart," press and hold the power button for about 30 seconds, until your phone restarts.

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