How to installing Zoho SalesIQ in Drupal version 7.x through plugin?
First, download the Drupal version 7.x Zip file from here.
Then, upload the Zip in the Modules folder in your root directory and extract it.
Log on to your Drupal Admin page and select "Modules"

- Then, check the box "Enabled" below Chat.
- Next, click on "Configure"

- Paste your Zoho SalesIQ code snippet in the text area given and click "Save Configuration"
