Why can't I download files to the micro SD card on my android smart phone (Android 4.4.X) using the WI FI SD APP? Category : Setup / Operation In Android version 4.4 or later, the Third-Party software has no permission to access files in external micro SD cards. Please change the storage path to the phone's internal space. Is the answer helpful? Related Why can't my mobile phone and tablet search any Wi-Fi signal after the Wi-Fi SD card is inserted into Nikon DSLR? How come my phone running Android 4.2.2 and above can't connect to my WiFi SD card and StoreJet Cloud(10K)? Why do I see lines on the right of photos after I downloaded photos using the WI-FI SD app? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started