SD card in Androids 4.4 and later
What is the model of your device and which Android version are you using?
For now, external SD cards are not supported under Android 4.4+ (KitKat and Lollipop) for now. However, in the next update SD card support will be available again. For now, you can store and share your recordings using Google Drive,Ever Note, Bluetooth, Facebook,Dropbox, Evernote, SMS, Skype or Email.
Please let me know if you need further assistance,