There's about a 99% chance you can update from Svelte 3 to 4 without any code changes. Some code changes are performed automatically by the migration script: ht

There's about a 99% chance you can update from Svelte 3 to 4 without any code changes. Some code changes are performed automatically by the migration script: https://svelte.dev/docs/v4-migration-guide https://svelte.dev/docs/v4-migration-guide