a. First uninstall the app and restart your phone.
b. Go to Android Settings > Apps (Application Manager). Scroll down there and select Google Play Store App. In the App Settings Window scroll down and click Storage. There click Clear Data and exit Application Manager.
c. Now go to play store and install the app.
d. Once done, launch iShala 4 and allow Microphone Integration by selecting "While using the app" in first pop up and Background Operations by choosing "Allow" in the second pop up. >
e. Restart your phone again.