CSV, XLS, XLSX and TXT. You can also zip a file of any of those types and upload the zip, which is useful for large files on a slow connection. Always start from the Download Sample File link on the compose screen. It gives you the exact column structure the platform expects, so you are […]
Category: Compose
How many custom variables can I use in a file upload?
Up to 10, named $CUSTOM1$ through $CUSTOM10$. In the file they occupy Column C to Column L. Column A is Phone and Column B is Message when you are putting the message in the file. If you need more than ten pieces of personalised data in one message, combine them in the source system before […]
How to Send Customised SMS Using File Upload
The complete guide to personalised bulk SMS from a file, covering both ways to do it, the custom variable columns, and every option on the compose screen.