Thanks for reaching out, Tushar. For the Design & Creative certification, we suggest that you update your portfolio with recent examples of your best work and provide as much relevant information as possible about your role in the project, responsibilities and accomplishments with your projects. In addition, ensure your overall portfolio is well-curated and polished. Here are details on how to update your portfolio and 4 Ways to Create a More Successful Portfolio. Your portfolio will be evaluated based on these areas (as applicable to the skill being evaluated):
Demonstrated technical tool aptitude
Overall portfolio curation
Recent and complex project work
Layout and information hierarchy
Hi Tushar! only those candidates are taking the certification test to whom Upwork team is inviting for the evaluation for certification and it depends on Your profile. You may get invited by upwork team if You have a good profile and clearly mentioned Your skills.