Please provide temporary wp-admin access. Create an account via Dashboard (Users > Add new) with administrator role http://prntscr.com/s3rc9m > provide us with username and password via the Private Content area. You can use any email for it.
…but when I work on the backend all still in orange
– please provide screenshots. Have you cleared cache of browser and CDN cache? You can use Lightshot screenshot or Gyazo tool to share links to your screenshots
One standard license is valid only for 1 project. Running multiple projects on a single license is a copyright violation.