Hello,I am from Germany, so I can only write with Google translator,SorryI have 10 inch WM8650, since you can install a different Rome,because the market does not work, does not further the SD Card ReaderI've tried different SD cards, but said device, SD card or not formartiert wrong file system, Imade ​​pictures of the device,make it easier to seeThank you in advance for the help,Saretas
