[Q] Device not recognized - G2 and Desire Z Q&A, Help & Troubleshooting

Hello,
For some reason my HTC Desire Z isn't recognized in Windows anymore.
It appears as Unknown Device in the Dev Man.
I have tried uninstalling all the drivers, and using the Google ADB drivers, but they won't install. I have also tried the HBOOT drivers, but when I am in HBOOT screen and plug the phone it won't even say HBOOT USB PLUG...
Funnily, when I start up the computer, before Windows is loaded, my phone says USB debugging, USB connected, and all of that - and as soon as Windows comes up, these things go away and the phone isn't recognized.
Please help!
Simone

Try downloading and installing HTC Sync (from HTC's website). That has USB drivers in it, which should work.
Sent from my Desire Z running CM7.

I did, but for some reason it won't overwrite the old driver. Maybe something is wrong hardwire-wise, because I get "Unknown Device" and not "Android" in the Dev Man. However, the USB connection seems to come up on the phone before Windows starts up (weird?)

Give me a few hours and when I get home I should be able to upload the driver package I use for mine.
This is the drivers I use.
Sent from my HTC Vision using XDA

Manualy update the drivers to your phone in devices,properties. Also there is a windows application that can search out all the drivers on your system called usb search or something to that order, you can stop your phone from seeking these drivers manualy and set up the proper ones
Sent from my T-Mobile G2 using xda premium

Oh, thank you for all your replies.
It turns out that my cable must have been defective. I tried to manually install the drivers and really nothing worked, so that's where the problem was.
Thank you again!

Related

HTC Sync and Vista 32

Hello everyone
Great forum. Was able to root/nand unlock and flash DC with ease from all of the information here, even with the EVO being my first smartphone. Thank you all.
Now my question is about trying to get the HTC Sync to work with my Windows Vista. I have Home Premium and nothin I have tried is working. The computer sees the HTC and I have tried several drivers, but it will not initialize the driver and HTC Sync won't connect. I can run as a HDD and that works fine, but trying to sync or charge only will not allow me to run CMD tools.
I have the beautiful Scetched Android boot image through using a root file manager, but would like to create a custom splash screen.
And I guess I need to sync to flash.
Any ideas?
Thank you
Criim
Are you running the latest version of the software? Haven't heard any specific issues with Vista 32. Also check that you aren't using any kind of extension cable between your computer and your USB cable. Try another USB port as well.
Here's a link to HTC Sync:
http://www.htc.com/us/support/evo-sprint/downloads/
Edit: Also, just to make sure, you are not using HTC sync to apply a custom boot video right? Cause as far as I know, you don't use it for that. I've never used HTC sync for anything other than the USB drivers for ADB. I thought once you made the video that you applied it via either a ROM image or by uploading it using ADB, HTC SYNC is just a backup/syncing program for the phone.
Sirchuk said:
Are you running the latest version of the software? Haven't heard any specific issues with Vista 32. Also check that you aren't using any kind of extension cable between your computer and your USB cable. Try another USB port as well.
Edit: Also, just to make sure, you are not using HTC sync to apply a custom boot video right? Cause as far as I know, you don't use it for that. I've never used HTC sync for anything other than the USB drivers for ADB. I thought once you made the video that you applied it via either a ROM image or by uploading it using ADB, HTC SYNC is just a backup/syncing program for the phone.
Click to expand...
Click to collapse
It is the USB cable that came with the EVO plugged right into the computer and have tried 2 different slots. I am not really trying for the sync. It is just a good indicator for if the driver is working correctly, which it isn't for some reason.
I just wanted it to connect so I can run commands at the CMD prompt.
I already have the boot video and root/nand unlocked through file managers and the term emu. Now I want to flash a new splash screen, but to do that I think I *have* to flash it from the PC. If you know of a way to do it in some other way, I'd love to hear how.
Going to take a nap, but was thinking about trying to uninstall my AntiVirus, just in case one of the services was screwing with the driver. I had it turned off, but it might have had a service that was still there.
Criim
Edit:
Well I tried unistalling my AVG, rebooting into safe mode to remove any instances of the HTC driver, and then did a fresh install of the above file. Still shows an error in the device manager with my EVO plugged in.
"Windows cannot initialize the device driver for this hardware. (Code 37)"
I even tried to plug it into all 8 of my USB slots just in case.
I'm stumped.
Criim
I'm having the same problem. I just rooted my Evo and now I can't connect to HTC Sync at all. Device manager shows "My HTC" installed properly. Evo connects to pc fine but times out when trying to connect to HTC Sync.
I've tried downgrading to HTC Sync 2.0.31. I'm currently trying with 2.0.40 with same results. Nothing.

Upgraded to Froyo now USB won't Work

I just updated my already rooted Evo from 2.1update 1 to 2.2 using the HTC-OTA-3.26.651.6-Final-Froyo-Rooted-Odexed-netarchy-signed4.zip
Now after update, everything but the USB works. I've uninstalled the HTC sync and drivers programs, reinstalled them, turned off and on USB debugging, and even went in to recovery mode and rebooted the device.
What am I missing?
John Berry
Same thing happened to me. I actually ended up using a different computer that had never had HTC sync installed on it. Then I did a complete wipe and then rebooted. Worked fine after that.
Sent from my PC36100 using XDA App
I've seen this happening to several people recently. Try uninstalling HTC sync on your PC. Install the Android SDK and download the USB drivers as instructed. Plugin your phone and open device manager on your PC and look for the item that has a yellow exclamation point next to Android device. Right-click the item and select update drivers and proceed to manually install the drivers from the ones downloaded from the Android SDK (there is tutorial on the website with screenshots).
Hopefully that works. I'm not entirely sure why this is happening to so many that have recently rooted 2.2.
Sent from my PC36100 using XDA App
Same thing happened to me and I reflashed the mtd and it worked. Im a bit buzzed right now but if u want let me know and ill post a link where it shows how to fix the prob
cubanjinx said:
...I reflashed the mtd and it worked...
Click to expand...
Click to collapse
QUOTE-"Then I did a complete wipe and then rebooted."
Okay, I'm a little confused what do you mean by "reflash the MTD", and Tiffany84, what did you wipe and reboot, the PC or the Evo?
Does anyone know the fix for this, as I have two PC's (an XP and WIN7) that have the problem of loosing USB connection and then one that I used to use that still has HTC Sync 2.4 that does work.
This seems like a driver version issue. What's the fix????????
Solution Found - But Still Have Questions
So I Moved the USB cable to a USB port that had never been used for the EVO, it was originally used for the keyboard.
I uninstalled the HTC Sync software and the HTC driver package (that's installed the with HTC Sync), and I deleted a couple of folders with drivers I'd downloaded just to be safe.
I then swapped the USB keyboard with the EVO plug, and the the XP machine loaded the ADB drivers and recognized the EVO as a removable drive. So it seems to be working.
However, there seems to be a bug in the update process that's affecting the USB driver. So I hope and pray someone will identify the problem and come up with a solution.

Connect to PC do not respond.

Normally whenever we plug in the USB cable into our PC.. it will appear whether I want to Charge Only.. Sync.. or Internet through out.. etc. But now I do not why I can't "select" those options. It didn't appear at all. I check my Connect to PC in setting. And "Ask me" option is actually checked. Any idea what went wrong?
Sent from my Desire HD using XDA App
USB driver
hey mate
my friend had somehow the same problem i helped him reinstall the usb drivers and it worked
he had an old version of htc sync (the program that also contains the drivers) so maybe some old drivers to ro maybe his drivers was just messed up i dont know but it worked out after re install
and be sure to get the newest htc sync i can be downloaded from htc.com

[Q] How can I make my HTC Desire Z connect to a PC?

After I bought a new HTC Desire Z, I am completely unable to connect to computer. By "unable to connect" I mean, that I was unable to connect neither as a storage device nor through HTC Sync.
Just to be sure I tried to connect with another cable (stock one failed, after all) and with both Windows 7 (64-bit) and Debian (Wheezy). Meanwhile I could successfully connect with my Nook Color (and my previous phone, Samsung i551 if that matters).
The phose itself works just fine, it works flawlessly in all respect but connecting to PC. It reads from 32GB MicroSD card without problems - but each time I want to access card, I need to pull it out, and that's kind of bother.
My original goal was to root the phone, and install CWM, and then CM9, but since I am unable to connect, I cannot execute ADB commands...
On Debian I tried to acomplish it by installing ADB, and downloading ALL packages - didn't help much. I've got the newest version of JDK and JVM, so that's not the case. And, as I mentioned before, NC connects just fine so HTC should do it as well.
Then I tried with Win7. Just like on Linux I downloaded all ADB packages. Next, I installed HTC Sync, and then tried to connect - with no effect. Then I removed HTC Sync leaving only drivers (I found somewhere, that I should do it this way). Still no use. Turning off antivirus didn't help either.
Each time I also tried both: with and without "USB Debugging" option, with or without MicroSD card, with or without fastboot*.
Trying out a variety of advices, I found on the internet, I found out that:
1) phone displays information that it is connected to the computer only after I reboot it while leaving cable connected - PC still doesn't notices it though (and neither does ADB),
2) mentioned notification comes only with stock cable - any other will only cause phone to reboot and charge without any notification,
3) while following some "USB Brick" tutorial I learned, that I also cannot go into fastboot mode*, because I doesn't have/have invalid pc10diag.zip file (and some others similarly-named files),
4) my phone is S-Off though,
5) as one would expect Unrevoked couldn't help.
Factory reset didn't change a thing. Sending phone back is also not an option, since I bought it in another country (it was sent to me from Singapore).
The only thing I didn't tried is connecting phone to another PC, but I highly doubt that it will change anything.
I already run out of ideas, and I would be glad if anyone could lead me to some solution. If there some way (root/flash from SD card?), I would be really grateful to know it.
* - When I talk about the first one, I mean that option in Settings>Applications>Fast boot, the other one I mean is option in hboot.
Do you have the sync version from the desire z website? I noticed the version on the desireZ page is not the same as the standard version on the htc website. I did have the same problem. After i changed the sync version I was able to connect in sync. After that I used the tools and turtial.pdf of the strawmetal website
Send from my Desire Z
yep, use the drivers in strawetals pdf guide (google search strawmetal pdf g2 root) or cyanogen wiki or xda wiki. you may need to uninstal curent drivers first than manually reinstall them.
the bit about only oem cable works is a bunch of ... but it is true that some ultra cheap pos cables may only work to charge due to poor design, but its very unlikely
Sent from my HTC Vision using xda premium
Thanks for your fast reply!
ineedone said:
Do you have the sync version from the desire z website? I noticed the version on the desireZ page is not the same as the standard version on the htc website.
Click to expand...
Click to collapse
I have had standard version. After your suggestion I tried to check the one on Desire Z page (www . htc . com/www/help/htc-desire-z/#download) but it seems, that now its the same version as the one I had before (URL address is exactly the same). I tried then removing drivers completely, tried this one -> www . theandroidsource . com/g2-desire-z-root-rooting-roms-hacks-overclocking-etc/555-latest-htc-g2-desire-z-sync-driver-download.html, and rebooted - no difference, neither sync nor storage mode works.
demkantor said:
use the drivers in strawetals pdf guide (google search strawmetal pdf g2 root) or cyanogen wiki or xda wiki.
Click to expand...
Click to collapse
The site with driver referred by both, strawmetal tutorial and xda wiki, no longer exists and instead redirect to general support page. CyanogenMod Desire Z rooting page currently doesn't have any information about drivers... Could you tell me what version number you have? I would google it, and at least check whether it's driver thing or not.
BTW, are you able to see anything Android/HTC related in Device Manager? Apparently, on Vista there should be something like "Android Device"/"Unrecognized Android Device" (depending on whether or not drivers are present). But I don't see anything in Windows 7, no "installing driver", no new position in Device Manager, when I connect the phone. Also no information about failed driver installation or unrecognized devices. That is why I thought, that maybe I got USB bricked phone :/
http://forum.xda-developers.com/showthread.php?t=1728208
this is a thread I made on setting up adb/fastboot for the vision, on about the tird post there is alink to the drivers needed for this, use these.
if you don't getting -new devices found loading drivers- then either you didn't uninstall the old ones properly or there is something wrong with cable, port on phone, or port on computer
Sent from my HTC Vision using xda premium
That driver didn't help. I tried to conect NookColor with stock HTC cable and it connected. I guess it must be something with phone's USB... :/ I'll look into "USB Brick fix" tutorials, maybe they will help.
well if your sure you uninstalled any old drivers than try cleaning the usb port on your phone, maybe compressed air a little electric parts cleaner (battery out) make sure the pins don't looked damaged, etc. also see if any drivers try to pop up and install when plugging in when is in recovery or bootloader
Sent from my HTC Vision using xda premium

[Q] HTC Desire z can't be detected by PC( HELP!!)

Why my HTC Desire z Can't be detected by my laptop, i've tried connecting it to the various usb ports of my laptop but still cannot be detected, i've do hard reset on my phone, download HTC sync, install drivers, but still my PC cant detect it, everytime i connect my Phone to PC it only charge but doesn't have any notifications like USB Connected, even on my PC, but when I tried to connect my Nook Tab. and samsung galaxy y using same cable and pc, my pc detects it, what should i do, please help me..
either wrong drivers/not installed properly, usb port bad on phone, bad usb cable (unlikely)
most often drivers are the problem
Sent from my HTC Vision using xda premium
demkantor said:
either wrong drivers/not installed properly, usb port bad on phone, bad usb cable (unlikely)
most often drivers are the problem
Sent from my HTC Vision using xda premium
Click to expand...
Click to collapse
I Think it is not a problems in the drivers because as i know if it is a problem regarding the drivers the PC must pop-up a notification saying unrecognized device, but in my situation there is nothing happened when i plug my phone to my PC the only thing that happened is that my Phone is charging.. my main purpose why i've wanted to connect my HTC to my PC is that i wanted to use the adb to downgrade and root my phone and also after that to change my rom.., do you have any suggestion to downgrade and root my HTC which i am not going to connect it to a PC ?.
Thanks in advanced men..
not a safe way to do it but if you feel like it you can try visionary. if the wrong drivers were installed then it may not pop up with anything, you can use certain applications to test if any drivers pop up (just google search)
otherwise try and clean out the usb port
Sent from my HTC Vision using xda premium
aranachristianjay said:
I Think it is not a problems in the drivers because as i know if it is a problem regarding the drivers the PC must pop-up a notification saying unrecognized device, but in my situation there is nothing happened when i plug my phone to my PC the only thing that happened is that my Phone is charging.. my main purpose why i've wanted to connect my HTC to my PC is that i wanted to use the adb to downgrade and root my phone and also after that to change my rom.., do you have any suggestion to downgrade and root my HTC which i am not going to connect it to a PC ?.
Thanks in advanced men..
Click to expand...
Click to collapse
I think u should try to change usb cable... might be bad usb...
Maybe you uninstalled the drivers? Have you checked it in windows hardware proporties?
matuo said:
Maybe you uninstalled the drivers? Have you checked it in windows hardware proporties?
Click to expand...
Click to collapse
actually i've installed it's drivers in my pc, and also my data cable is new.. i've tried it on lot of pc but still it can't be detected..
try to reinstall / update drivers from off site
i know silly question, but .. Did you try changing connection type on your phone ??
Just to confirm try using same cable & phone on some other PC, if it works there there's probably some crazy windows error on ur laptop which is next to impossible to fix, only solution is to format ur PC & install fresh windows. If you phone + cable does not work on other PC there probably something wrong with either, try using same cable on different phone & vice versa.
hope this helps

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