yessssms platform is using the Austrian mobile operator Yesss.at to send SMS via its web-site.
You can send to any number, but your phone number will appear as sender.
To enable SMS notifications in your installation, add the following to your
# Example configuration.yaml entry notify: - name: NOTIFIER_NAME platform: yessssms username: YOUR_PHONE_NUMBER password: YOUR_PASSWORD recipient: PHONE_NUMBER_TO_NOTIFY
This is your login name (usually your phone number). Veryfy that you can use your credentials on the Yesss.at website.
This is the password you use to login to Yesss.at.
This is the phone number you want to send the SMS notification to.
Verify that your credentials work on Yesss.at’s website. Using the wrong credentials three times in a row will get you suspended for one hour. Home Assistant will not try to login after the account has been suspended. Re-check the credentials and restart Home Assistant.