Telegram is free service

Considering you have Telegram account and you already installed Telegram on you phone/PC:

You need a bot token and a channel id:
1 - Create a bot with BotFather

  • Open telegram application and open chat with Botfather.
  • Type or select /newbot
    ![image]/img/notifications/telegram/newbot.jpg)
  • Type the name of the bot (2) and its username (3)
    image
  • Doing this you will get your bot token (4) that you need for T1=<bot token>

2 - Create a public channel

  • In telegram select new channel
    image
  • Type channel name (1) and description (2)
    image
  • Make channel public and create your channelid/chatid image
  • Now you have your chatid without the @ 3 - Assign your bot as administrator of your channel so it can use it
  • Press your channel title, the top banner will expand
    image
  • Selet manage channel image
  • Push Administrators
    image
  • Look for your bot in search and add it
    image
  • Validate bot can have access to channel image
  • Validate bot can admin the channel image

4 - Save the generate token and chatID in ESP3D, and set Telegram as notification supplier
[ESP610]type=TELEGRAM T1=<bot token> T2=<@chatID>

5 - Type [ESP610] to verify (T1/T2 won't be displayed)

6 - Try to send message:
[ESP600]Hi there, test from ESP3D