Use the regipay app to open your regipay payslips. You receive the payslips by email or messenger. With this app installed, just open the attached rgf or rgp file and regipay will open up for you.
Find more help here: https://www.regify.com/?PageID=help_page_1
IMPORTANT: You need a regify account to use this app. If you do not have one, please contact your employers human resources department.