If Canada is similar to the US, a mixture of SMS, Discord, and iMessage. The kids use Snapchat, your aunt uses Facebook messenger or iMessage, and occasionally someone might be into Telegram although mostly scammers. Teams or Slack for official workplace or college chat groups. GroupMe was popular for college groups when I was an undergraduate though that’s long since gone by the wayside.
Most importantly, if you show up as a “green bubble” person you will be lightly teased about it, including on a date.
Most importantly, if you show up as a “green bubble” person you will be lightly teased about it, including on a date.