Create this class or copy paste it import android.content.Context; import android.graphics.Typeface; import android.util.AttributeSet; import android.widget.TextView; /** * Created by Android Developer on 02-May-16. */ public class MyCustomTextView extends TextView { public MyCustomTextView(Context context, AttributeSet attrs) { super(context, attrs); this.setTypeface(Typeface.createFromAsset(context.getAssets(),”Museo300-Regular.otf”)); } } Then copy and paste your font in assets folder Then paste your font file… Continue reading Change All textview font