Eligible candidates can apply for the EFOG part 1 online. The application period is only open for a short period of time. Any requests for special arrangements during the exam must be submitted before the closing date for applications. Refer the below link for more details. The opening and the closing dates are announced each time well in advance on the websites. Applications submitted on paper will not be accepted. The applicants fill in the application form and submit together with it the relevant documents certifying their eligibility.
https://registration.ortrac.com/application/form/efog-kba-2023>