Using FX Screenshot_2015-04-12-10-29-41.jpgexplorer and natural that I write permissions in the system.
PS. I solved the ES explorer, appear now to see if files
I came back after a little trip; not solve anything "0" changed gps.conf all files appear as before to change the value.
Screenshot_2015-04-12-16-30-07.jpgScreenshot_2015-04-12-16-30-19.jpg