Lenovo B6000-F tablet 4.2.2 WiFi inoperative - Android Q&A, Help & Troubleshooting

For reasons unknown to me, when I tried using my Lenovo B6000-F tablet running 4.2.2 I could NOT connect to the Internet (WiFi). Several other devices from laptop to Samsung phone all connecting - working. I tried troubleshooting I cannot turn WiFi ON. You can move the button (screen slide switch), prompt indicates turning ON WiFi, but instantly the switch returns to OFF.
Found a site which I understood could be downloaded to my laptop then connect the Lenovo to my laptop to transfer the software/driver/? When I had time to perform the update / repair, the link had been removed/was dead..
Googling, etc. has not helped me find a way to REPAIR the Lenovo. So it sit here useless (without WiFi access). A friend directed me to this forum. Being new to the forum, I do not know if I must continually check back or if I will be notified if-when someone responds.
THANKS!
Mrs. R.A.W.

Related

[Q] I cannot get my android tablet ( Viewsonic G) to connect

I cannot get my android tablet ( Viewsonic G) to connect to my Microsoft router. When trying to connect to the Microsoft router the tablet reports "connecting", "obtaining IP address from MSHOME", "disconnecting" and it starts all over again.
This happens alot to me too when trying to connect to open connections. IE free public connections. It connects to my router instantly though.
ROM? Router settings? Can't help without proper info...
i have the gtablet with android 2.2 and bootloader 1.1 3588. the original problem was that some applications were forced to close and the stock calendar closes when i needed to add an event. i was advised to install wcm and do the repartition which i did yesterday. the calendar is now working but i got a far more serious problem, exactly what ktant1 has described. the tablet is finding the router but not able to get an ip address from the router, regardless of the brand. prior to the repartition and wcm i had no problem connecting.. any idea or fix...thanks for all efforts
i apologize if there is any other thread with the same subject ...i am just new to this and did not search the whole forum..
finally my problem is solved... i am sure it is not everyone's solution, but it worked for me...
i turned my router on and turn it on back...the first time nothing happened.. on the second try my tablet connected like a miracle.. go figure

[Q] USB Tethering dies off in several minutes

So judging by the quick search, many people have this problem on many different phones, and no solution was found.
I know I've had this problem with my old SGS 1, and even Nexus One.
Same problem on my SGS II, tethering to many different desktops and laptops.
So it seems to be android-specific, or Windows specific problem, really.
Basically, when you tether with USB, first several minutes all is well and speed is good, but in about 5-10 minutes, traffic from the phone just stops.
Phone still shows tethering ON, PC still thinks it's connected, but nothing loads, it doesn't disconnect, it just drops to speed or 0 kbps.
The only way to restore it is to disable tether and reconnect.
Anybody has any idea why would this occur and how to prevent it?
Does it say no internet connection on the network indicator on the bottom right of the notification center? My guess is your carrier has an issue with tethering. I see your on AT&T. Do they have a plan that is specifically for tethering?
Braidonh said:
Does it say no internet connection on the network indicator on the bottom right of the notification center? My guess is your carrier has an issue with tethering. I see your on AT&T. Do they have a plan that is specifically for tethering?
Click to expand...
Click to collapse
No internet connectivity loss is indicated in windows, it still thinks it has a good internet connection. I'm assuming that after a while, it will detect that although there's a connection, there's no actual traffic flowing through it, and will say that there's an issue... but for a long time, it's simply as if I'm connected, but actual speed is at 0kbps.
Browser tries to load pages and times out in 10-30 seconds.
Unfortunately (or fortunately) this definitely doesn't have anything to do with AT&T. I have unlimited grandfathered plan with AT&T and a custom rom, AT&T has no idea that I'm tethering. Internet on the phone is still working fine.
I kinda feels as if the usb tether drivers in windows (RDIS or whatever it's called) simply gives up after a while. Or maybe it's the android tether process that "forgets" what it's supposed to be doing.
you are running a stock ROM right?
RorixRebel said:
you are running a stock ROM right?
Click to expand...
Click to collapse
Nope, latest CheckROM.
But as I've said, I had same problem with Captivate and other ROMs on SGS2 =(
i haven't found a custom rom where tethering fully works....thats why i went back to stock
Have the same problem on BOTH my Huawei ideos U8150 and my HTC sensation.
My wirelessly tethered devices still work flawlessly but my USB tethered desktop disconnects after a few minutes. Screen time out set to Max in case something in the phone went to sleep but no difference. Definitely not a network problem as my operator confirmed but an android (or windows problem) .
I even set USB Port power settings to always stay awake.
Hope we can find a solution to this.
Sent from my HTC Sensation Z710e
i got the same problem under ICS. tried on stock ZSLPE and custom XXLPQ firmwares. both do not work!
my stock gingerbread was able to work flawlessly without disconnection problem on the same pc. wtf is happening?!
I have Samsung Galaxy S Plus.
I am facing exactly the same problem.
Have tried different ROM's around 5, 3 were custom ROM's.
Looks like Android OS issue.
abhijit_net said:
I have Samsung Galaxy S Plus.
I am facing exactly the same problem.
Have tried different ROM's around 5, 3 were custom ROM's.
Looks like Android OS issue.
Click to expand...
Click to collapse
I had this problem on both my Samsung Charge(Stock app 2.3.6), and my Motorola Razr(Stock app 4.0.4). I believe it is a driver issue inside windows. It seems less of a problem on the Motorola phone as I get a few hours of USB tether before it exhibits the same problem whereas the charge started after a couple of minutes. ie. Phone has data and can access web, computer thinks its connected to the web and okay, but any attempts to connect to the internet from the pc fails.
The wireless tether works fine and does not exhibit the same issues so I would suggest you use wifi tether. I don't know if wifi tether uses more or less power than usb tether (assuming your phone is connected to computer and charging). If I get some more free time in the next few weeks I might try and do an analysis.
listlessloki said:
I had this problem on both my Samsung Charge(Stock app 2.3.6), and my Motorola Razr(Stock app 4.0.4). I believe it is a driver issue inside windows. It seems less of a problem on the Motorola phone as I get a few hours of USB tether before it exhibits the same problem whereas the charge started after a couple of minutes. ie. Phone has data and can access web, computer thinks its connected to the web and okay, but any attempts to connect to the internet from the pc fails.
The wireless tether works fine and does not exhibit the same issues so I would suggest you use wifi tether. I don't know if wifi tether uses more or less power than usb tether (assuming your phone is connected to computer and charging). If I get some more free time in the next few weeks I might try and do an analysis.
Click to expand...
Click to collapse
I've had this problems with pretty much every Samsung phone I had.
I have HTC One X now, and it doesn't have this problem. So something with Samsung drivers, I think.
Cool fact - HTC even has a one-click reverse tethering. So cool.
I have the same problem, but can't find out, where (windows or android) is it.
What I have:
Motorola Atrix (rooted with SuperOneClick, stock ROM)
PC with Windows XP x64 without WIFI
The only RNDIS drivers I could find was HTC RNDIS (for XPx64)
Situation:
I'm living in hostel for one month, and there is only WIFI internet here, so I tried to get my phone WIFI to tether into USB
What have I done:
Connected to WIFI over phone.
Turned USB tethering ON.
By default WIFI is not tethered to USB, so I found that turning USB tethering ON creates usb1 network and WIFI is eth0. Then I configured NAT by iptables on my phone to accept and forward connection from PC (usb1) to WIFI (eth0). [usb0 on Atrix is for Motorola Portal, didn't try yet to connect to internet throught portal connection, not USB tethering]
The problem in short:
At the begining everything works fine. But when many connection threads are opened (didn't look for that many count) connection stops. As it was already mensioned, PC thinks it is connected, on phone USB tethering is still ON, even more - ifconfig still shows the connection. The only diffrenece is that "ping 192.168.42.129 -t" on PC (192.168.42.129 is usb1 IP on phone) starts showing "Request timed out" messages. On the other side - from my phone, I cannot ping my PC either. So connection is like broken, no traffic can be passed, but both sides sees they are ON.
After turning off USB tethering, PC sees connection is off immediately and the Local Area Connection #23 is gone. After turning on USB tethering everything comes back to the beginning.
Current workaround (for me):
I am using VPS service, so I open dynamic SSH tunnel over putty, and use it as my SOCKS5 proxy. The worst thing is that not all programs can use proxies, and when I use such program it tries to crash my connection.
Sorry for my english, it is foreign language for me, if anything is not understandable or you need more test from me, please ask, I will try to do my best.
Power Tether Off
DarkDvr said:
So judging by the quick search, many people have this problem on many different phones, and no solution was found.
I know I've had this problem with my old SGS 1, and even Nexus One.
Same problem on my SGS II, tethering to many different desktops and laptops.
So it seems to be android-specific, or Windows specific problem, really.
Basically, when you tether with USB, first several minutes all is well and speed is good, but in about 5-10 minutes, traffic from the phone just stops.
Phone still shows tethering ON, PC still thinks it's connected, but nothing loads, it doesn't disconnect, it just drops to speed or 0 kbps.
The only way to restore it is to disable tether and reconnect.
Anybody has any idea why would this occur and how to prevent it?
Click to expand...
Click to collapse
Hi,
I had the same problem with my Android Phone - P999 running Cyanogenmod 7.2
I had to go into usb debugging screen to adjust the Display power Settings to - Always ON when Charging - Option.
There is probably some power setting in your device that allows you to do that as well.
Basically Power Saving (Screen Off) Powers OFF the Tether.
Ensuring the Screen is ON while Charging (it charges while plugged into a usb port) ensures the Tether stays ON ALL the TIME!
Hope this helps you.
Took me quite awhile of messing around to find the right option.
I do have a similar problem but it's not time-dependant.
Phone:
Nexus 4 mako
AOKP JB-MR1 Build 6
franco kernel 3.4.0 build #121
Situation:
I use FolderSync to backup my sdcard to my Windows 7 FTP server. The reason for doing this over USB Tether is that I get speeds at around 14MB/s instead of 1,2MB/s over WiFi.
I noticed that it doesn't really matter how long tether is connected and nothing really happens as long as FolderSync is scanning the folders on the ftp server at low bandwidth. However once a larger file is transferred the connection is almost sure to break and show the symptoms described by the other posters (interface still up, just no packets being received at either end).
So I assume that some driver (either on Android or Windows) chokes on certain packets and then just dies. Anyone got an Idea how to tell which device causes the problem to investigate further?
I also noticed that if I had ADB enabled before starting USB Tether that the tether connection on the android will be disabled once the failure occurs.
I have problem with my realme c2 when i connect it to pc via usb tethering, it connects it running ok. if i make screen on by playing youtube or any video on it run but as soon as screen sleep it disconnect after some time
I'm a bit late to this, but for anyone else still having this problem:
in Developer options of my phone(Redmi note 11) under Networking, there is an option called "Always keep mobile data on". Turning this on should fix the issue
@Denav
This doesn't work for me. I have a Moto G Power 2021 and that option is already checked.
flyingpreacher said:
@Denav
This doesn't work for me. I have a Moto G Power 2021 and that option is already checked.
Click to expand...
Click to collapse
Were you able to figure out the issue? I'm having trouble as well. Mine disconnects after a certain time period and the times seems to be random. I've played around with the dev options and other cables and still having same issue. It seems to happen with mac and windows laptops.

[Q] Wifi automatic connecting problem

I love my Venue 8 except one thing.
I need to constantly move between several buildings during my work. All the building are covered by wifi secure line with the same login info. However, if the screen is not on, the machine won't connect to a new router automatically. I have to manually turned the screen to "tell" the machine to start to connect to wifi. I cannot find any result by googling this problem. I also tried a couple of wifi manager apps but none of them work.
Could anyone please give me some information about this ?
Thanks a bunch!
-metastable

[Q] ThL W200S not wifi connection

Good evening everyone. I have a problem with a thl w200s Android 4.2.2, root. I took it for about a year, and some days I do not see more than the Wi-Fi networks at home. I thought I had broken the wi-fi module and tried to leave it on outside the home (usually it I turned off to conserve battery life) and I saw that snaps normally networks located around. Unfortunately I could not try a real connection because they were all secure connections and I have no network keys. Instead home connections not just see me. I have a PC, a tablet and a jiayu G4S who connect perfectly. Does anyone have an idea of what can be done to fix this problem? Thank you all.
This is the version of firmware installed
THL W200S.156D.A1.JB9.HD.EN.8P256.OV8825.MT6592GW.20140618
No one who can give help? An 'idea? I tried everything from the data factory reset to flash the rom stock needrom but nothing.
Today I did further tests; I held the wi-fi on while I was walking to the center (I looked like a poor brain-injured, I know, but it had to be done XD) and I found kind 30-40 networks. I tried to connect with the only 2-3 open I found (the others were protected by WPA-WPA2 like mine) and before me saved network, tap on and connect to current connection, then after a few seconds off the network scope (I have not hastened moved 1 centrimeto!).
If someone has an idea of what else I could try would make a great favor.

Android won't connect to PC

I want to connect my Android phone to my PC.
They are both on the same network and frequency band. 2.8GHz
I have Shareit on both devices.
On the phone I start Shareit, then tap the tiny icon top right hand side of screen.
I choose Connect to PC, It waits, then says no target found
On the PC I start Shareit. It tells me to do as above.
I then select Search Hotspot of Mobile
When I again ask to Connect to PC, I am told that the current network is AndroidShare_8832 and I am provided with a long random password. So far the phone and PC just sit there saying they are trying to link: the phone has an increasing series of circles (TX?): the PC has a ":radar screen" (searching
If I go to the PC's network app, I can actually see the Andriod_8832 network, and I have logged in using the long random password. That does not seem to do me any good. I disconnect again.
The PC and the phone are still jmust sitting there, expandng and searching.
And there I stand.
Anny help greatly appreciated.
Nick
Which android version is it and is it the original ROM or custom?
Thanks for coming back.
It's Android 11 and the ROM is original.
However, this afternoon I tried again and everything went perfectly! I dunno.......
Nick

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