1. You save the file to a node named by the textbox1. You will need this value to retrieve your data (your structure on firebase would be "projectbucket" / textbox1 (node) / project.3gp )
2. You need to enter a tag name here
3. You need to enter a node name here
I suggest you simplify, following my blocks, get that working, then you can develop on from there.
lbSoundFileName is a label, to show the output
When the sound file is saved by the recorder it returns a file path like this: (if it is saved to the root of your sdcard)
you need to convert this to:
That is what my blocks show you.
You need to ask for a specific permission e.g. WRITE_EXTERNAL_STORAGE