How to send bulk SMS from Salesforce?

To Salesforce send SMS using the 360 SMS app, first, install the app from the Salesforce AppExchange. Once installed, navigate to the 360 SMS tab, and create a new message campaign. You can select your target audience using Salesforce reports or lists. Compose your message, set any scheduling options, and review your selections. https://360smsapp.com/

https://360smsapp.com/salesforce-whatsapp/