cURL error 60: SSL certificate problem: self signed certificate

Hi there
I am using wpml local flywheel as normal
when i try to change it to a directory based system for languages i get:

https://tppr.me/Wof2j

When WPML accesses https://xxxxxxxxxx/en?____icl_validate_directory=1 it gets:
cURL error 60: SSL certificate problem: self signed certificate

I know u have this:

but i cant do this all the time
can you offer solutions to this or i cant use local at all for local development
thanks

bo