Introduction
Contact lists support different file types and formats.
File parameters
The file must comply with certain conditions in order to be valid:
- it must be in CSV or TXT format;
- the file weight must not exceed 2 GB ;
- the encoding of the file must be one of the supported values;
- it must contain at least one line of values.
Conclusion
Following the specifications regarding file structure is essential to guarantee successful import of data into the contact list.
To understand how to load a file, see article How to load a file.