Phone wont stay in fastboot? - Sony Xperia S, Acro S, Ion

im trying to unlock the bootloader but everytime i connect the phone the LED goes blue for 5 seconds then goes back to the charging screen. ive tried multiple drivers and even disabled driver certificates in windows 8. i just cant get this to work.

Try installing the android 4.x drivers through sdk.
Sent from my LT26i using Tapatalk 2

bobbycarver said:
im trying to unlock the bootloader but everytime i connect the phone the LED goes blue for 5 seconds then goes back to the charging screen. ive tried multiple drivers and even disabled driver certificates in windows 8. i just cant get this to work.
Click to expand...
Click to collapse
You have to put W8 in testmode to be able to install all proper drivers
You can Google how to do it, it's easy then just install the drivers from flashtool/driver folder
Sent from my LT26i using xda app-developers app

Done that and still not staying in fastboot
Sent from my LT26i using xda app-developers app

bobbycarver said:
Done that and still not staying in fastboot
Sent from my LT26i using xda app-developers app
Click to expand...
Click to collapse
Are u pressing the power key along wid vol up key while trying to enter into fastboot?
If yes then dun press power key
If no then who knows
Open flashtool window and then connect in fastboot
Sent from my ST25i using Tapatalk 2

drsanket_xperia_u said:
Are u pressing the power key along wid vol up key while trying to enter into fastboot?
If yes then dun press power key
If no then who knows
Open flashtool window and then connect in fastboot
Sent from my ST25i using Tapatalk 2
Click to expand...
Click to collapse
I had the same problem with my cousin's pc, and a friend is also having it. I think you should force the reinstall of all drivers (if you're on Win 8, don't forget to disable signature driver check)
Sent from my LT26i using Tapatalk

Sorted it,.flashtool done a manual install of all drivers which solved the problem
Sent from my LT26i using xda app-developers app

bobbycarver said:
im trying to unlock the bootloader but everytime i connect the phone the LED goes blue for 5 seconds then goes back to the charging screen. ive tried multiple drivers and even disabled driver certificates in windows 8. i just cant get this to work.
Click to expand...
Click to collapse
Try with a different usb port and if that dosen't works out then try a different pc.
Sent from my LT26i using xda premium

What phone is it? If it's an ion you wont get fastboot
Sent from my LT28at using xda app-developers app

I am also facing the same problem. my device is redmi note 4.my device is also not staying in fastboot mode for long.it quickly comes back to the charging screen. i need help.

Related

[Q] How to install official update via zip

I am downloading the latest update of ion from the wiki page of ion of xda developers
I don't know how to install it.
There are tutorials on how to flash using the tft file but not using zip file
plz give me instructions on how to install it
can you tell us using right grammar?I can't read clearly
Sent from my SK17i using xda premium
Abhishek Darekar said:
I am downloading the latest update of ion from the wiki page of ion of xda developers
I don't know how to install it.
There are tutorials on how to flash sing the tft file but not using zip file
plz give me instructions on how to install it
Click to expand...
Click to collapse
Using Flashtool, look at the 2nd post in General @ stock rom thread.
Sent from my LT28i using Tapatalk 2
UchihaDareNial said:
can you tell us using right grammar?I can't read clearly
Sent from my SK17i using xda premium
Click to expand...
Click to collapse
I am trying to say that I have the latest update for my ION LT28H in zip format. How do I update it using the zip file.
accts said:
Using Flashtool, look at the 2nd post in General @ stock rom thread.
Sent from my LT28i using Tapatalk 2
Click to expand...
Click to collapse
OK will look into it
Abhishek Darekar said:
I am trying to say that I have the latest update for my ION LT28H in zip format. How do I update it using the zip file.
OK will look into it
Click to expand...
Click to collapse
you need to extract it first, it should be a FTF file format... From there you should be able to use Flashtool
amosconf said:
you need to extract it first, it should be a FTF file format
Click to expand...
Click to collapse
Yeah I found it but Now I am having a different problem!!!
I tried 2 times to get it to fastboot mode & both times it got stuck on failed to find the drivers!!!
Now it won't show installing drivers no mater how many times I try!!
I have tried it on win 7 64 & 32 bit!!!
Abhishek Darekar said:
Yeah I found it but Now I am having a different problem!!!
I tried 2 times to get it to fastboot mode & both times it got stuck on failed to find the drivers!!!
Now it won't show installing drivers no mater how many times I try!!
I have tried it on win 7 64 & 32 bit!!!
Click to expand...
Click to collapse
Use flash-mode in flashtool for stock versions of ftf. Not fastboot.
Sent from my LT28at using xda app-developers app
I tried using the flash mode!!!
My phone remains in the flash mode for about 5-10 seconds & then it goes back to charging!!!!
Make sure the fastboot/any necessary driver are installed....
And when it ask to enter the flashmode,power down your devices,then press volume down button (HOLD) and insert the usb cable,don't let go the volume down button as soon as the cable is inserted in...wait for a few seconds after the green light aka flashmode appeared...
Sent from my SK17i using xda premium
Drivers can be found in the drivers folder of flash tool. Also make sure no other program is using abd. Eg: Sony update software.
+++++--------+++++
Sent from:
Xperia Ion(lt28i) ICS
Rooted with CWM
+++++--------+++++
UchihaDareNial said:
Make sure the fastboot/any necessary driver are installed....
And when it ask to enter the flashmode,power down your devices,then press volume down button (HOLD) and insert the usb cable,don't let go the volume down button as soon as the cable is inserted in...wait for a few seconds after the green light aka flashmode appeared...
Sent from my SK17i using xda premium
Click to expand...
Click to collapse
I have already done that!!!
All the drivers are installed & I let go of the volume button after the green light comes but still facing the same issue on 2 different machines!!
Abhishek Darekar said:
I have already done that!!!
All the drivers are installed & I let go of the volume button after the green light comes but still facing the same issue on 2 different machines!!
Click to expand...
Click to collapse
Try a different version of flashtool. 9.7 will NOT work on my Ion. I used 9.0 but I think there's a 9.8 now
Sent from my LT28at using xda app-developers app

Do you need an unlocked bootloader to use fastboot?

Ive been trying to get fastboot to work on my phone for weeks, no methods on this site have worked. Ive tried another pc with windows 7 and its the same story. I have rooted my phone but I kept the bootloader locked. Is an unlocked bootloader an necessity for fastboot or am I missing something?
Sent from my LT26i using xda app-developers app
AndrewMPhoto said:
Ive been trying to get fastboot to work on my phone for weeks, no methods on this site have worked. Ive tried another pc with windows 7 and its the same story. I have rooted my phone but I kept the bootloader locked. Is an unlocked bootloader an necessity for fastboot or am I missing something?
Sent from my LT26i using xda app-developers app
Click to expand...
Click to collapse
you must have the fastboot and flashmode drivers installed on your pc ,and the xperia s drivers also.....
you enter fastboot when you turn off your phone and you have to press volume up while you connect your usb to pc and you see a blue led .....
i assume fastboot is working before you unlock your bootloader as you unlock the bootloader using fastboot...
what do you want fastboot?
devilakos said:
you must have the fastboot and flashmode drivers installed on your pc ,and the xperia s drivers also.....
you enter fastboot when you turn off your phone and you have to press volume up while you connect your usb to pc and you see a blue led .....
i assume fastboot is working before you unlock your bootloader as you unlock the bootloader using fastboot...
what do you want fastboot?
Click to expand...
Click to collapse
I want fastboot to install custom roms on my device. I could use a hand getting the drivers to work.
My system is windows 8 which is know there is issues with but i have tried:
Plugging phone in while holding volume button.
Lights comes on green and windows sees the device.
Right click and click update.
Select the drivers and select bootloader interface
plug the phone back in and click next
Then the update fails.
Any thoughts?
You need to disable driver signature verification. Do an advanced restart from windows 8, from there there is an option to disable it. After that you should be able to install the drivers fine.
fareeed said:
You need to disable driver signature verification. Do an advanced restart from windows 8, from there there is an option to disable it. After that you should be able to install the drivers fine.
Click to expand...
Click to collapse
i forgot to mention i have tried that also. I've stumped. I don't know why none of the methods aren't working for me haha!
AndrewMPhoto said:
i forgot to mention i have tried that also. I've stumped. I don't know why none of the methods aren't working for me haha!
Click to expand...
Click to collapse
Give this a read and a watch - http://forum.xda-developers.com/showthread.php?t=2044804
AndrewMPhoto said:
Ive been trying to get fastboot to work on my phone for weeks, no methods on this site have worked. Ive tried another pc with windows 7 and its the same story. I have rooted my phone but I kept the bootloader locked. Is an unlocked bootloader an necessity for fastboot or am I missing something?
Sent from my LT26i using xda app-developers app
Click to expand...
Click to collapse
You can not unlock the bootloader without fastboot.
Some phones can access fastboot some are locked out. Chances are, if you paid a discount price through your carrier, your phone has fastboot blocked. If you bought the unlocked full price version you should have access.
You can check if the phone can access fastboot. With the phone off, press volume up and plug into a charger/pc. Do you get the blue led on phone? If no blue led then pc drivers won't help.
~Jaramie
sent by my ION
Thanks for your help, the light is green so im guessing I dont have fastboot. Is there any other ways I can install custom roms to my phone? Or un block fastboot?
Sent from my LT26i using xda app-developers app
I have the same problem! im so sad, im going to seel this one and buy an unlocked one.
If you are with windows 8 connect your phone by an usb 2.0 port. This solve your problem. Fastboot, flash mode and software like Emma, flashtool doesn't support usb 3.0 with windows 8.
Best regards
Look the end of that post
AndrewMPhoto said:
Thanks for your help, the light is green so im guessing I dont have fastboot. Is there any other ways I can install custom roms to my phone? Or un block fastboot?
Sent from my LT26i using xda app-developers app
Click to expand...
Click to collapse
Make sure your pressing the volume up button to enter fastboot mode, blue led. If you press the down button you should get the green led for flash mode. They are different modes. Flash mode is for .ftf files. Fastboot is for .sin files.
From the dialer enter *#*#service#*#* or *#*#7378423#*#* then click on configuration. This will tell you if you can unlock or not.
~Jaramie
sent by my ION
I do t use usb 3.0 with my phone. All I want to know at this point is since my phone is with o2 and my bootloader is locked has fastboot also been locked? My phone is rooted, there must be a way to unblock fastboot if that is the case
Sent from my LT26i using xda app-developers app
Hmm, nothing happens at all when I hold the vol up key my phone just boots as normal
Sent from my LT26i using xda app-developers app
AndrewMPhoto said:
Hmm, nothing happens at all when I hold the vol up key my phone just boots as normal
Sent from my LT26i using xda app-developers app
Click to expand...
Click to collapse
Then no fastboot. My AT&T branded Ion is this way. When I do the service code in previous post, configuration shows bootloader unlockable NO. Means no official unlock, no unofficial way yet to unlock at all
~Jaramie
sent by my ION
Xperia SOFT-BRICK Recovery Thread
Mann thats lame. Hopefully there will be an unofficial way at some point!
Sent from my LT26i using xda app-developers app

[Q] Fastboot Problem

When I connected my xplay in fastboot mode to PC and tried to flash kernel with fastboot, fastboot said <waiting for device>, can anyone help me???
Sent from my R800i using xda app-developers app
Reboot your xperia play when plugged into your pc. Hold the search button key while its booting up.
sedotwc01 said:
When I connected my xplay in fastboot mode to PC and tried to flash kernel with fastboot, fastboot said <waiting for device>, can anyone help me???
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
There are a few things you must do
1. You must install flashmode and fastboot drivers
2.you must select xperia play as current device
3. Reboot into fastboot via ADB
4. Once booted into fastboot mode, click on select kernel to flash.
Xperia Gamer said:
There are a few things you must do
1. You must install flashmode and fastboot drivers
2.you must select xperia play as current device
3. Reboot into fastboot via ADB
4. Once booted into fastboot mode, click on select kernel to flash.
Click to expand...
Click to collapse
I have already done what you say, LED is also blue, but fastboot still say waiting for device, any idea?
Sent from my R800i using xda app-developers app
Try the command:
fastboot devices
Solar.Plexus said:
Try the command:
fastboot devices
Click to expand...
Click to collapse
there is no response, this is a seriuos problem, because I cant mod my xplay anymore
Sent from my R800i using xda app-developers app
What operating system are you using?
Sent from my SCH-I535 using Tapatalk 2
brainard52 said:
What operating system are you using?
Sent from my SCH-I535 using Tapatalk 2
Click to expand...
Click to collapse
I'm using both windows7 32 and 64, so any idea?
Sent from my R800i using xda app-developers app
Use flashtool's fastboot mode. Easy and fast
jeff7424 said:
Use flashtool's fastboot mode. Easy and fast
Click to expand...
Click to collapse
I already use flashtool, even people in dev forum cant solve this problem
Sent from my R800i using xda app-developers app
Default Re: [Q] Fastboot Problem
sedotwc01 said:
I already use flashtool, even people in dev forum cant solve this problem
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
I know it's a pain to do but have you tried returning to stock and starting all over again?I take that flashmode works?That's what I would do if it happened on my phone:good:
EDIT Try disable antivirus
The real question is: have you run flashtool or the command line in "administrator mode"?
RozenTensai said:
The real question is: have you run flashtool or the command line in "administrator mode"?
Click to expand...
Click to collapse
always sir, this the problem
Sent from my R800i using xda app-developers app
simple fix
sedotwc01 said:
I already use flashtool, even people in dev forum cant solve this problem
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
Update your version of flashtool uninstall the drivers from device manager. Reinstall never androxide flastool reinstall drivers make sure debugging is enabled. Then you should he good to go. If it don't work that means you need a new micro USB cable..
Problem solved next.
Same Problem
sedotwc01 said:
always sir, this the problem
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
Yep same problem for me:/ and i cant fix it but anyway , try to reflash your rom use generic rom my bl is unlocked so i dont know what is the problem iam not a pro*-* , try to reflash your rom my tip.
MynKry said:
Yep same problem for me:/ and i cant fix it but anyway , try to reflash your rom use generic rom my bl is unlocked so i dont know what is the problem iam not a pro*-* , try to reflash your rom my tip.
Click to expand...
Click to collapse
with generic stock rom?? whats version, .42 .58 or .62? and then I can flash doomkernel??
Sent from my R800i using xda app-developers app
install your drivers
sedotwc01 said:
I already use flashtool, even people in dev forum cant solve this problem
Sent from my R800i using xda app-developers app
Click to expand...
Click to collapse
if that dont work try another cable!
Also make sure you are using a USB 2.0 port as 3.0 has lots of problems with flashing
sent from my Sony Ericsson Xperia Play™(r800x) Running Slimbean 3.0 using Tapatalk 2™
Try using these drivers:
http://forum.xda-developers.com/showpost.php?p=37752501&postcount=136

Huge favor!

Hey guys I jyst my self a laptop from a friend running windows xp.home edition. I've tried installing flashtool well its installed some what I cant enter fastboot I get the blue light but flash tools its in flash mode I've installed the driver from flash tool but my ohone isn't being recognized whrn I try to.install the phone to my pc using the search button after its turned off it fails tk.install it says the device isn't configured properly any ideas how I can get adb and fast boot drivers installed?
Sent from my R800x using xda app-developers app
Edit ok I've got adb installed just trying to install my fastboot
Sent from my R800x using xda app-developers app
Mods please delete or close this thread please thanks to @CriGiu for all the help
Sent from my R800x using xda app-developers app

[Q] xperia play r800i can't get into fastboot mode?

View attachment 2822477
I can't boot into fastboot mode from my xperia play r800i in order to iinstall a cfw (xElite Gamer rom). Anyone know why? Flash tool say's the device will enter fastboot mode soon but it just reboots without going into anything.
himesh26 said:
View attachment 2822477
I can't boot into fastboot mode from my xperia play r800i in order to iinstall a cfw (xElite Gamer rom). Anyone know why? Flash tool say's the device will enter fastboot mode soon but it just reboots without going into anything.
Click to expand...
Click to collapse
Did u try to hold search button and plug usb when ur phone is off???
Sent from my R800i using XDA Premium 4 mobile app
raminta said:
Did u try to hold search button and plug usb when ur phone is off???
Sent from my R800i using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Yep I tried that. I also returned the phone to stock then did it but the phone still refuses to go into fastboot mode
Edited for wrong information

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