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Attachment download error

Download path for attachments by device

You can download from the path below.

Category

Download Path

When using PC

[Log in > Click desired class > Click relevant chapter in curriculum (chapter with attachments) > Click class materials button on the right side of curriculum > Click download button]

When using app

[Log in > Click desired class > Click relevant chapter in curriculum (chapter with attachments) > Class materials at the bottom of video > Click download button]

Error resolution guidance

If errors persist, please contact Class Customer Center with the error situation and your usage environment (PC/app, browser, OS, etc.) for faster assistance.

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스티븐Edited 2026-05-20 by 스티븐