For importing a Solana collection to Opensea you are required to have your collection verified. Opensea created a guide on how to verify your collection here.
You can also follow this walkthrough using the Metaplex collection importer.
For importing a Solana collection to Opensea you are required to have your collection verified. Opensea created a guide on how to verify your collection here.
You can also follow this walkthrough using the Metaplex collection importer.