Question 1

How to send a file?

Accepted Answer

The GREEN-API service allows you to send files in several ways: from an external storage using the SendFileByUrl method, from a personal computer using the SendFileByUpload method, from a personal computer with mass mailings using the UploadFile methods + SendFileByUrl. Read more in our article

Question 2

What types of files does the API support?

Accepted Answer

Files with extensions jpeg, png, mp4, mp3, docx, pdf, etc. are successfully sent and received via the API, and are displayed correctly on all devices. Read more in our article

Question 3

How to use a proxy server in WhatsApp?

Accepted Answer

The proxy server allows you to use WhatsApp even in countries where it is not available. The GREEN-API allows users to use a proxy server for free. To access WhatsApp via the Green-API proxy server, you need to set the settings from our article

Question 4

How to identify your WhatsApp subscribers?

Accepted Answer

Add all your customers to your address book on your phone, post any status and get statistics using the GetStatusStatistic method. Read more in our article

Question 5

How to protect a number from being banned?

Accepted Answer

Warm up the number, add keywords, contact by name, add questions to the newsletter to receive answers from customers. Read more in our article

Question 6

How to make mailing lists without the risk of blocking?

Accepted Answer

Send messages only to customers who have added you to contacts. Give the client the opportunity to unsubscribe. Increase the interval between messages. Read more in our article