Everyone.
I have minted my token on solana devnet.
But I don't know to change the token name and log.
I need help in this problem.

Everyone.
I have minted my token on solana devnet.
But I don't know to change the token name and log.
I need help in this problem.

At the time of writing, the solana explorer pulls all the token images, names, and descriptions from the token-list repo.
You'll have to submit a PR with your token's details to get it updated on the explorer and a variety of wallets.
Since the token-list repo has been archived, here is the latest method to set token info on devnet:
Navigate to https://token-creator-lac.vercel.app/
Upload metadata
Update metadata
Then you will see your token name appear on solscan, for example: 