Why doesn't "System.out.println" work in Android?

Why doesn't "System.out.println" work in Android?

java android printing console system

android

Kotlin Android print to console

android printing kotlin

android

Bluetooth and WIFI Printing for Android

android printing bluetooth wifi printers

android

Use a handheld bluetooth printer with android

android printing bluetooth serial-port

android

How to print a text file using WiFi Direct

java android printing wifi-direct

android

How to connect a mobile and a printer via bluetooth in android?

android printing bluetooth

android

Android 4.4 Print to PDF without User Involvement

android pdf printing webview

android

NFC Print from Android app

java android printing nfc

android

Using the Google Cloud Print API with Android

android printing google-cloud-print

android

How to push print to bluetooth thermal printer from android webview?

android printing bluetooth-printing

android

how to print logs in cmd console while execute android instrument test

android testing logging printing cmd

android

Android ESC/POS Printing Over WiFi

android printing wifi

android

mBluetoothSocket.connect() prints a line

android printing bluetooth

android

How to connect a network printer over Android?

android networking printing

android

Programmatically print document from printer over local Wi-Fi or Bluetooth network

android printing

android