Settings110• Unknown sources: Choose to install applications from any source. If not chosen,download applications only from Play Store.• Verify apps: Set this to allow Google to check the application for harmful behaviourbefore installing it.• Trusted credentials: Use certificates and credentials to ensure secure use of variousapplications.• Install from device storage: Install encrypted certificates stored on the USB storage.• Clear credentials: Erase the credential contents from the device and reset the password.Language and inputChange the settings for text input. Some options may not be available depending on theselected language.LanguageSelect a display language for all menus and applications.DefaultSelect a default keyboard type for text input.Google voice typingTo change the voice input settings, tap .• Choose input languages: Select input languages for text input.• Block offensive words: Set the device to prevent the device from recognising offensivewords in voice inputs.• Download offline speech recognition: Download and install language data for offlinevoice input.