Install SMS Alert App from Bitrix24 Marketplace and then configure the SMS Alert credentials in app, like username, password and senderid.
In case you are new to SMS Alert, signup for a demo account on www.smsalert.co.in, to obtain the credentials.
SMS Alert integration allows automating your business by connecting SMS with automation rules, workflows, CRM details and CRM Marketing. You can create a fully automatic sales funnel using SMS Alert. SMS messages will be automatically sent from Bitrix24 account exactly when needed. Make your employees everyday routine easier!