How to stop loading the preview in worker edit page

For Workers & Pages, what is the name of the domain?

What is the issue or error you’re encountering

how to stop loading the preview in worker edit page, because it will suspend and crash the web page when my worker fetching a large json file from the outside, also i cannot edit the script

Hello, as of now, there is no option to stop the preview feature. In this case I think the best solution is to use the CLI, where you don’t have the constraints of the Dashboard editor: Get started - CLI · Cloudflare Workers docs