BUG #18255: I am unable to deselect the stack bulider when i was install the postgresql

The following bug has been logged on the website:

Bug reference: 18255
Logged by: Jadhav Krishna
Email address: jadhavkrishna1944@gmail.com
PostgreSQL version: 12.7
Operating system: Windows
Description:

I am unable to deselect the stack builder when i was install the
postgreSQL

please help me to deselect the stack builder

thisis my email id : jadhavkrishna1944@gmail.com