To preparer Magento for the installation of the module ” Crm Email Extractor ”, please follow this process :
Enable Magento caches by going into System > Cache Management then select all, choose theoption ” refresh ” or ” enable ” and click on ” submit ”.
Copy the content of the module’s archive on your site via your system file transfer (FTP).
To take into account the module installation, refresh the Magento cache by going to System> Cache Management and select all, select “refresh” and click “submit”. The module will be activated and ready to work.
Disconnect and reconnect you to the admin to reset the permissions (click logout).