Hello, Dear! Help me please with original files for Kobo mini, which are located on microSD card initially. Because I try to download the new firmware with computer programm from official web-site, but after all acts Kobo mini write message like "Now is updating" and thats all ...

Computer does not see the Kobo mini

Kobo mini, when push the power button, only flashing green-blue-green and swich off. I pull out the microSD card from reader, put in she in the usb and windows write message like " You must format card before using". Thank you all, who read this and help me :3 God, please keeping all of you!