[Q] [HELP] Vcom Drivers Unstable - General Questions and Answers

Hello Guys I have recently brought the unite 2 and i wanna root it via sp tools but when i plug in the device without battery the pc recognize it (vcom Driver But Suddenly it gets disconnected in about 2-3 seconds...
i have done many Things like reinstalling drivers,different usb Cables But None of this works,....
Plz Help ME !! :'( :'(
Note :: I Have Micromax A63 Too But it also Having The SAme Not Stable :'( :'(

It is appearing in pc or not ??
DivtheDevil said:
Hello Guys I have recently brought the unite 2 and i wanna root it via sp tools but when i plug in the device without battery the pc recognize it (vcom Driver But Suddenly it gets disconnected in about 2-3 seconds...
i have done many Things like reinstalling drivers,different usb Cables But None of this works,....
Plz Help ME !! :'( :'(
Note :: I Have Micromax A63 Too But it also Having The SAme Not Stable :'( :'(
Click to expand...
Click to collapse
if it is connecting to pc and gets detected means you r doing it rightly

Koy81 said:
if it is connecting to pc and gets detected means you r doing it rightly
Click to expand...
Click to collapse
yes it gets detected for sometym but suddently dissapears after sometym.......in almost 2 or 3 secs

DivtheDevil said:
yes it gets detected for sometym but suddently dissapears after sometym.......in almost 2 or 3 secs
Click to expand...
Click to collapse
if u r trying to use sp tools then select scatter file load evrything and plug out battery then click download then suddenly plug the phone to the pc.......:good:
NOTE: if u have installed the Drivery Correctly and it is showing the Preloader in sp tools The Actual Problem is with Scatter File Or the Version of Sp Tools u r using ...........
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If I Helped Say Thanks...

Related

[Q] usb connection to pc

hi everybody ... i hope every one is fine .
my prob with my glxy fit is : unable to connect it via usb with my lap but it doesn work ... i used sam kies and a separeted samsung driver but nothing works .
on my cell's screen it's montioned the connection usb to pc but on computer nothing appears .
so what can be done here experts
anonymooos said:
hi everybody ... i hope every one is fine .
my prob with my glxy fit is : unable to connect it via usb with my lap but it doesn work ... i used sam kies and a separeted samsung driver but nothing works .
on my cell's screen it's montioned the connection usb to pc but on computer nothing appears .
so what can be done here experts
Click to expand...
Click to collapse
Check the drivers for android. Connect PC with Internet, and connect PC and Phone.
anonymooos said:
hi everybody ... i hope every one is fine .
my prob with my glxy fit is : unable to connect it via usb with my lap but it doesn work ... i used sam kies and a separeted samsung driver but nothing works .
on my cell's screen it's montioned the connection usb to pc but on computer nothing appears .
so what can be done here experts
Click to expand...
Click to collapse
If u want 2 connect your phone ass a mass storage device, go 2 settings and uncheck "USB debugging" while it's connected 2 PC!
Press thnx button if it was helpful(plz)
Sent from my GT-S5670 using XDA Premium
ZmisiS said:
Check the drivers for android. Connect PC with Internet, and connect PC and Phone.
Click to expand...
Click to collapse
i al ready intalled ""samsung usb mobile drivers v 1.3 "" but after connecting the cell with pc it montiones the android cnx on phone but nothing appears on usb connection window(pc) ... in kies it still freezing on ""connecting"" and nothing changes ...
thnx and sorry for disturb
ehsan h97 said:
If u want 2 connect your phone ass a mass storage device, go 2 settings and uncheck "USB debugging" while it's connected 2 PC!
Press thnx button if it was helpful(plz)
Sent from my GT-S5670 using XDA Premium
Click to expand...
Click to collapse
no it's not that the point brother ... it's already worked as storrage ... but i need my pc to reconize it as a first step to root it
thnx anyway /
anonymooos said:
i al ready intalled ""samsung usb mobile drivers v 1.3 "" but after connecting the cell with pc it montiones the android cnx on phone but nothing appears on usb connection window(pc) ... in kies it still freezing on ""connecting"" and nothing changes ...
thnx and sorry for disturb
Click to expand...
Click to collapse
Try Samsung USB Driver for Mobile Phone v1.4.103.0 and Setup cdd android 1.0.0.0.exe.
ZmisiS said:
Try Samsung USB Driver for Mobile Phone v1.4.103.0 and Setup cdd android 1.0.0.0.exe.
Click to expand...
Click to collapse
the lasted driver is corrected insttaled but cdd android i could found it on the web ... can you give a link please bro ...
bcz the drivers won't to fix the prob yet ...
anonymooos said:
the lasted driver is corrected insttaled but cdd android i could found it on the web ... can you give a link please bro ...
bcz the drivers won't to fix the prob yet ...
Click to expand...
Click to collapse
Try cdd 0.92.0.0. I've long ago download it from the Internet and I do not remember from where I downloaded it.
Which Operating System you have?
Search on Google "setup for compiled driver disk 1.0.0.0" for your OS.
ZmisiS said:
Try cdd 0.92.0.0. I've long ago download it from the Internet and I do not remember from where I downloaded it.
Which Operating System you have?
Search on Google "setup for compiled driver disk 1.0.0.0" for your OS.
Click to expand...
Click to collapse
hi it's me again brother ...
i put my cell on download mode to root it and the pc has finaly reconize it as usb device ... after passing the root (cwm ) following the correct steps of vio tutorials (odin 4.38 ; beni_cwm-5_ext4_v2, beni 1.0) after the reboot when i try to enter on recovery mode the black screen still freezing on the samsung logo and nothing happens ... plz help me about that bro ...(normal mode is working .

[Q] SP tools stuck at Searching

I have a Canvas 2 ..I downloaded the drivers,the firmware and sp tools and I followed the procedure and clicked on "Firmware upgrade" then I switched off my device and plugged it but it doesn't start the flashing process.
In the bottom bar it says "searching" and doesn't change at all !
What do I do ?
My device is not rooted or neither had a CWM and i don't want to root also !
Now what should I do to get my device updated with official stock jellybean ?
In the bottom bar it says "searching" and doesn't change at all !
I think , u switch off the device and connect the USB after it says searching
Sent from my Micromax A110 using xda app-developers app
venu007 said:
I think , u switch off the device and connect the USB after it says searching
Sent from my Micromax A110 using xda app-developers app
Click to expand...
Click to collapse
Yeah ! I did that only but still it says "searching"
Vishrut Chhajer said:
Yeah ! I did that only but still it says "searching"
Click to expand...
Click to collapse
Bro I to had a similar problem
1)if you have drivers of any other android it doesn't work in my case install samsung kies
2)use drivers of mobistel cynus t2 drivers for best results
Hit thanks if helped
See I have these drivers installed.
1) Samsung USB Driver ...since I have a Galaxy ace also.
2) Micromax Driver which is found in the mobile itself when connected to the pc
3) Mobistel driver
4) VCOM driver
that's all ...why one of them should I uninstall ?
Vishrut Chhajer said:
See I have these drivers installed.
1) Samsung USB Driver ...since I have a Galaxy ace also.
2) Micromax Driver which is found in the mobile itself when connected to the pc
3) Mobistel driver
4) VCOM driver
that's all ...why one of them should I uninstall ?
Click to expand...
Click to collapse
Uninstall Samsung driver bro couple of days back while flashing through flash tools it keeps searching before that no problem I have remembered that I have installed drivers using kies to flash through odin jst tried uninstalling kies and samsung drivers my problem solved
Sent from my hyperion rom
install mediatek vcom drivers...dats it.
Dj_cool said:
install mediatek vcom drivers...dats it.
Click to expand...
Click to collapse
Even after installing VCOM drivers ..I faced the same issue ...should I restart my pc and try or something ?
I don't know how but the problem got solved by clicking the DOWNLOAD BUTTON ! ...
Now i'm using jeallybean which is bloody fast.
Thanks anyway
SEARCHING
now i have the same problem..
windows 8.
all drivers are installed.
baterry removed n connected to pc via usb.. what else to do.. ???
Anyone
I have same problem. All drivers installed.
What should I do?
My mobile : Lenovo s650
Thanks

Cannot connect my phone to pc

Whenever I connect my phone to the PC I'm not getting the connecting options..like whether to use the USB mode or MTP device etc. This issue started after I flashed JMP Xtream rom 3 months back. I told my problem to the service center but they are saying that they cannot help me.
I tried using my friends data cable but still no luck. But whenever I connect the phone its getting detected as an unrecognized device. I can charge the phone but cannot connect it. Also USB OTG is not getting detected even by using apps like stickmount and USB host controller..
Im irritated with the prob and require some help...any solutions for this prob..Im currently using Suvi v12 rom...
Try to install ur phone drivers correctly
Or i can suggest u to do this:
Download moborobo pc suite
Enable usb debugging on ur mobile
Connect ur phone to pc
Now open moborobo
You can also use wifi to connect to ur pc
Sent from my GT-S7500
same here..srsly irritated from this problem ...i evn made CWM backup of stock ICS from a friend's A110 still no USB options coming... plz help devs..
Sent from my Micromax A110 using xda premium
[email protected] said:
same here..srsly irritated from this problem ...i evn made CWM backup of stock ICS from a friend's A110 still no USB options coming... plz help devs..
Sent from my Micromax A110 using xda premium
Click to expand...
Click to collapse
Do u have wifi?
Then u can use moborobo pc suite
Sent from my GT-S7500
[email protected] said:
Try to install ur phone drivers correctly
Or i can suggest u to do this:
Download moborobo pc suite
Enable usb debugging on ur mobile
Connect ur phone to pc
Now open moborobo
You can also use wifi to connect to ur pc
Sent from my GT-S7500
Click to expand...
Click to collapse
Phone is not getting detected at all when connected with cable...Its still coming as unrecognized device...
Wifi is the only option available or using the bluetooth connectivity option....
But there should have been an option to restore those connection options back...specially after flashing stock rom using CWM...
Download vcom drivers
It may help u
Sent from my GT-S7500
Try reverting to stock rom or flash some other custom rom as drivers are unable to serve.OR you can (after making a backup) wipe all your data.....restore factory settings on your fone as dis will remove any virus or faulty setting(some system paths nt shown in general).
HOPE IT MAY HELP YOU.
Sent from my Micromax A110 using xda app-developers app
Tried installing VCOM drivers long back but still its getting detected as unrecognized device...
Also tried restoring through back up of stock rom v2 using cwm but still no luck
Just now tried by restoring to factory settings but no luck again....
Instead of installing drivers on comp..are there drivers for phone and all??
"Run "regedit"and select the "HKEY_LOCAL_MACHINE/SYSTEM/MountedDevices" folder. See all the "Dos Devices" listed? You'll have one entry for each physically mounted drive (HDD or Disc) plus you'll have one show up for each USB drive you attempt to insert. Double click each device listed and seeifyou seetextsaying something like"U.S.B.S.T.O.R...". Once you find that device, right click it and select "Rename". Now change the drive letter to something unused... like Q: or something. Close regedit, disconnect the USB device and reconnect again.
This will fix ur problem:thumbup:
Sent from my GT-S7500
If nothing is helping u den u must revert it to stock rom(unrooted) n get ir warranty back n take it to service crntre.
After everything goes right u can root it again and do vatever u want.
Sent from my Micromax A110 using xda app-developers app
I can connect with wifi using mobo daemon...other method dint work..thanks for the help...

USB DEbugging Problem

Hi
I tried to install CWM recovery on my A110 for installing MMX grand ROM.i enabled USB debugging and connected phone via USB after power of the device.in SP Flash Tool phone detected and it showed 100 % then stopped.Then i tried to enter CWMN mode by pressing Volume keys plus power buton,Nothing happens.Its just blinking the screen only.Now if i connect the phone to USB after switching off it,it automatically switching on. USB debugging is enabled in menu.but is not working.Anybody has any idea? i am a newcomer, Once i Flashed the phone using SP flash tool and updated to Jelly Bean.this is my only experience :crying:
sushakps said:
Hi
reinstal the rom once again through sp tools then connect it
Click to expand...
Click to collapse
gsunil said:
sushakps said:
Hi
reinstal the rom once again through sp tools then connect it
Click to expand...
Click to collapse
Hi,
Thanks for the reply.However phone is not detected by System by connecting USB cable,Instead it automatically power on itself when connecting USB cable.This problem happened after i tried to install CWM mode through SP flash Tools
Click to expand...
Click to collapse
Remove your battery and after few seconds insert it again and try, it should work.
If it doesn't work flash removing battery...I have flashed once like that.
Sent from my Micromax A110 using xda app-developers app
Techno'CRACKS' said:
Remove your battery and after few seconds insert it again and try, it should work.
If it doesn't work flash removing battery...I have flashed once like that.
Sent from my Micromax A110 using xda app-developers app
Click to expand...
Click to collapse
Hi,
I checked removing battery and inserted it again,either it automatically power on or will show A battery icon with charging in the screen.Also tried connect without battery.Phone is not detecting
sushakps said:
Hi,
I checked removing battery and inserted it again,either it automatically power on or will show A battery icon with charging in the screen.Also tried connect without battery.Phone is not detecting
Click to expand...
Click to collapse
Ensure the drivers are installed in your PC.
Install driver Micromax A110 Vcom Driver

[Resolved] [Q] I hard bricked Lenovo A536 Mediatek/ MT6582Mdevice

I tried to downgrade the kitkat version because I couldn't update my apps, using a flash tool.
It then shut down and now does not turn on at all. When I plug into the computer the USB gets into a cycle/loop of connect and disconnect. Please help me if you have the time.
lenover9000 said:
I tried to downgrade the kitkat version because I couldn't update my apps, using a flash tool.
It then shut down and now does not turn on at all. When I plug into the computer the USB gets into a cycle/loop of connect and disconnect. Please help me if you have the time.
Click to expand...
Click to collapse
Does it vibrates or display anything?
Tyaginator said:
Does it vibrates or display anything?
Click to expand...
Click to collapse
no. But I think it goes on '''META MODE'" ONLY on the computer for a few seconds.
Thanks for commenting.
Check device manager in your pc when you connect your phone, is it showing MTK 65xx preloader
Tyaginator said:
Check device manager in your pc when you connect your phone, is it showing MTK 65xx preloader
Click to expand...
Click to collapse
It shows Mediatek preloader usb vcom port (com7) alternating with mtk usb port (com6).
lenover9000 said:
It shows Mediatek preloader usb vcom port (com7) alternating with mtk usb port (com6).
Click to expand...
Click to collapse
U must have flashed some other device's firmware and which guide u have followed
Tyaginator said:
U must have flashed some other device's firmware and which guide u have followed
Click to expand...
Click to collapse
I used this one.
forums (dot) lenovo (dot) com/t5/A-and-P-Series/Lenovo-A536-stuck-during-firmware-upgrade/td-p/1744571[/url]
I downloaded the latest firmware from
"THIS is the latest original ROW firmware (PC Flash Tool installation)"
This whole guide was fine, it worked for me.
But the problem was when I tried to downgrade the firmware to an older version.
I tried to replace the lastest official firmware with this one ROM Android 4.4.2 (older official needrom(dot)com/download/lenovo-a536/
sorry can't link websites yet
http://forum.xda-developers.com/showthread.php?t=1943442
Try this thread
Tyaginator said:
http://forum.xda-developers.com/showthread.php?t=1943442
Try this thread
Click to expand...
Click to collapse
Thank you so much for staying with me to solve this problem. The phone is fixed.
I followed the
"
For MT6575/ 77
With the battery out, hold the volume up, don't let go & plug in the USB cable will activate META mode for few seconds...Typically, you need to click Download at SP Flash Tool before entering META mode or it will auto disconnected...
"
except I downloaded the lenovo a536 stock rom.
the only thing I did different was that I plugged in (META MODE) and THEN pressed download or else the usb would never be detected (they both show different COM numerals.)
After that I firmly held the whole usb into the phone during the whole flashing, or else it might get automatically disconnected again.
Then I updated/upgraded to the latest firmware, And it is all optimal. :good:
THANKS AGAIN !!!
lenover9000 said:
Thank you so much for staying with me to solve this problem. The phone is fixed.
I followed the
"
For MT6575/ 77
With the battery out, hold the volume up, don't let go & plug in the USB cable will activate META mode for few seconds...Typically, you need to click Download at SP Flash Tool before entering META mode or it will auto disconnected...
"
except I downloaded the lenovo a536 stock rom.
the only thing I did different was that I plugged in (META MODE) and THEN pressed download or else the usb would never be detected (they both show different COM numerals.)
After that I firmly held the whole usb into the phone during the whole flashing, or else it might get automatically disconnected again.
Then I updated/upgraded to the latest firmware, And it is all optimal. :good:
THANKS AGAIN !!!
Click to expand...
Click to collapse
Glad it's fixed
I Too Need help my lenovo a536 is bricked
My phone is not booting , unable to install USB VCOM Drivers and it is constantly going off while installing and unable to install driver ,phone vibrates shows logo but it goes in bootloop pls help urgent:crying:
prathamsd4 said:
My phone is not booting , unable to install USB VCOM Drivers and it is constantly going off while installing and unable to install driver ,phone vibrates shows logo but it goes in bootloop pls help urgent:crying:
Click to expand...
Click to collapse
What do u mean by "it is constantly going off while installing"
Does it boot in recovery mode? Please be as specific as you can while posting questions.
Sent from a Device using an App!
Tyaginator said:
What do u mean by "it is constantly going off while installing"
Does it boot in recovery mode? Please be as specific as you can while posting questions.
Sent from a Device using an App!
Click to expand...
Click to collapse
it does not boot in recovery mode,
while trying to install mediatek usb vcom drivers phone constantly connects and disconnect and i am unable to install drivers..
prathamsd4 said:
it does not boot in recovery mode,
while trying to install mediatek usb vcom drivers phone constantly connects and disconnect and i am unable to install drivers..
Click to expand...
Click to collapse
I don't think you need to connect phone during installing drivers and phone will stay connected after properly installing DA Vcom drivers
Sent from a Device using an App!
I have similar problem
Hi, please I need your help. I tried to flash stock ROM but I hard bricked my phone. When I connect phone with computer I'm holding volume up button. In device manager it shows "MediaTek USB Port (COM4)" but after three seconds it disconnect. This is why I can't flash ROM. It's everytime disconnect after three seconds.. Please help me.
Lenovo A536
Please help me guys, where is GND and COLO point of lenovo a536
same problem
i have a lenovo a536 and when i flash the stock
it goes to a cycle of off and on , help me to fix this
ive tried a lot of stock roms i searched,and none of them worked , the cycle of turning off and on is still there

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