Add logo for tokens
To add logo for your tokens, you can use our logo tool. Prepare a square image of small size (small size will help your wallet to load your logo faster) and upload it to the logo tool. After that, you click on Create Logo, then Add Token. A pop up from your wallet will show up, you click confirm. Voilà, your tokens now have a logo!
Yes sure, you can change it anytime. Just repeat the steps like when you created it the first time.
In order to add logo for a scan website, you need to create an account. After that, you will follow their steps to upload your logo and other social info of your project such as website, social media links.
No, there is no limit on that.
For that you need to contact them directly or ask their community. Every wallet is different, but in general you need to submit your token logo to their database.
Check out this article:
Our logo tool supports Metamask wallet only