Help with uploading content to the WordPress and Store

Employer
[no-member:pro]Ivan[/no-member:pro]Ivan
Project parameters
Type of cooperationOne-time project
SectionWeb development
Prepaymentwithout prepayment
Payment methodsBank transfer, Electronic money
Acceptance of requestsclosed
Project description
Need help with filling the product MI on CMS Wordpress, help with YML uploading and + some more questions.