First of all apologies for the late reply.
In order to clear task basket(which consists of pending or completed task) .
Please register/create ticket on Zoho. Team will work on your request & empty the task basket.
Kindly note that , we have started new ticketing system in order to provide enhanced support service. Hence forth to raise new ticket, please sign up to the ticketing portal as given in below link https://desk.zoho.eu/portal/runmyprocess
Thanks for your understanding and kind cooperation.
Regards,
RunMyProcess Support team