- 3.4.0
* compatibility with WCOP2
- 3.4.1
* cancellation
* improved custom fields
- 3.4.2
* removed a bug
- 3.4.3
* optimized for 7.1
* email history codes modified
* PHP tags made to standard
- 3.5
* optimized for 7.3
* helper shifted to full API
* product list now only returns active services
-3.6
* impromvements
* new domain search support

-3.6.2
* helper now uses POST for all communication with WCAP/COP

- 3.6.3
* WHMCS 7.5 compatibility
* PHP 7.2 compatibility

- 3.7.1
* Bug Fixed

- 3.7.2
* Product name & description translation according to WP plugins
  and wordpress language settings
* Group heading & Group sidebar translation according to WP plugins
    and wordpress language settings

-3.7.4
* Redirection bug fix
* Email message implementation

-3.7.5
* Tax enable disable toggle implemented

-3.7.6
* check PHP 7.3 compatibility.
-3.7.7
* include whcom_get_all_departments to get support departments from WHMCS.

-3.7.8
* Fixed User Reset Password issue

-3.8 (08-02-2021)
* Fixed WHMCS-to-WP and WP-to-WHMCS users synchronization

-3.8.1 (15-07-2021)
* Fixed view invoice when it is viewed by WHMCS link.

-3.8.2 (03-01-2022)
* Fixed Product group specific payment options in one page checkout