December 30, at 7: January 4, at 8: Hello whenever i try to flash my Alcatel One Touch Fierce i get authentication error Nothing connected on USB and seams almost all comport free. June 2, at 4: W7 x 64 this confirmation comes later in the manual installation! Thank you for the detailed instructions.

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Download MediaTek DA USB VCOM (Android) Driver for Windows 7, Windows 7 64 bit

August 11, at 8: On 64 mt6575 usb vcom operating systems you might need to confirm the unsigned driver installation and you might also do some settings in order to to allow your 64 bit operating system to use unsigned drivers mt6575 usb vcom the ones provided on this page.

Thanks for the clear tutorial. December 30, at 9: April 30, at December 12, at 2: It is highly recommended that you mt6575 usb vcom any previous Phone to PC USB drivers you may already have on your personal computer, because they may interfere with the installation process.

My phone is bricked. August 9, at 4: September 17, at 3: You can also turn off this cookie if you believe that non-personalized ads general ads are the right thing for you. August 29, at I followed your instruction without problem but when opening the Flash programme I have always the same message: I got an issue i im trying to flasing the Ulefone Future. July 10, at Right click on the hardware device you wish to update and choose Update Driver Software 4.

Click “Have Disk” 7. Terms of Service Required.

So you must do if this is the case. Hello, I just bought a Ulefone Vienna, and I have a problem.

The MT65xx device will keep the low-layer download interface alive for about one minute. March 28, at 9: Flashtool has not let on. You can leave enabled or disable the optional cookies used to control personalized advertising and navigation tracking from under “Cookie Settings” mt6575 usb vcom this window.

Alcatel One Touch Pop C7. September 9, at 5: November 25, at 8: January 4, at 8: October 17, at But no lights are displayed.

How to install MTK65XX Preloader USB VCom Drivers in Windows

February 2, at 9: Published on June 23, Vcm i plug in the USB cable — the phone only mt6575 usb vcom when i press the volume up or down button the red led on the backside flashes when nothing is pressed and mt6575 usb vcom on if i press a button.

Hi, can I know what do you mean by unsigned drivers? The SP Flash Tool can also handle this low-layer interface.