Do not convert a ZIP to SB3 if:
If you have extracted a project to edit its code or swap assets, follow these steps to ensure it packages correctly:
If your sprites or sounds are missing after conversion, check the original ZIP. If the files were renamed (e.g., from a1b2...png to costume1.png ), Scratch won't be able to find them. The filenames inside the ZIP must match the references inside the project.json file.
If you renamed your Zip to SB3 and Scratch gives you an error, the review is simple:
: If you don't see ".zip" at the end of your file name, you may need to enable "File name extensions" in your operating system's view settings.
: Scratch names these assets based on their MD5 hash to ensure uniqueness within the project. 2. Why the Conversion is Necessary
Do not convert a ZIP to SB3 if:
If you have extracted a project to edit its code or swap assets, follow these steps to ensure it packages correctly: convert zip to sb3
If your sprites or sounds are missing after conversion, check the original ZIP. If the files were renamed (e.g., from a1b2...png to costume1.png ), Scratch won't be able to find them. The filenames inside the ZIP must match the references inside the project.json file. Do not convert a ZIP to SB3 if:
If you renamed your Zip to SB3 and Scratch gives you an error, the review is simple: If you renamed your Zip to SB3 and
: If you don't see ".zip" at the end of your file name, you may need to enable "File name extensions" in your operating system's view settings.
: Scratch names these assets based on their MD5 hash to ensure uniqueness within the project. 2. Why the Conversion is Necessary