Static content signing is a functionality that Magento 2 gives to remove static resources from the browser's cache. It does this by including a deployment version in the fixed assets' URL.
However, the deployed version of these files is present in their URLs, resulting in the 404 error.
The answer is to remove version numbers in file paths Magento 2, and two techniques are shared, Visit now: https://meetanshi.com/blog/remove-version-number-in-file-paths-in-magento-2/