How do I upload my first STL or 3MF files?
Summary
You can upload individual files or whole folders, then review how STL Stash organizes them into prints before they are added to your library.
Who this is for
- New users uploading files for the first time.

Steps
- Sign in to your account.
- Click the Upload button.
- Choose one or more STL or 3MF files, or select a folder if that workflow is available.
- Wait for the upload to finish and for Upload Review to open.
- Review the results before finalizing.
What to expect
- STL Stash may group related files into prints automatically.
- Larger uploads and folders can take longer to process.
Common questions
My files are still not visible.
They may still be processing or waiting in Upload Review.
The grouping looks wrong.
Adjust it during review before finalizing the upload.
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