Error while generating macOS 15.2 Sequoia ISO Image

[WhatDamon]

Error report:

/Volumes/Sequoia is not large enough for install media. An additional 304.8 MB is needed.
Error: Process completed with exit code 246.

Related Workflows:

Using macos-latest

• https://github.com/WhatDamon/Download-macOS/actions/runs/12630993508
• https://github.com/WhatDamon/Download-macOS/actions/runs/12630535722

Using macos-13

• https://github.com/WhatDamon/Download-macOS/actions/runs/12631619967

Note:

ZIP works well, haven't tried DMG and older version

[WhatDamon]

sonoma iso was generated correctly, i didn't try ventura and monterey now
maybe this problem only happen on 15.2? idk

https://github.com/WhatDamon/Download-macOS/actions/runs/12632394381

[WhatDamon]

Sequoia 15.2 DMG failed too

https://github.com/WhatDamon/Download-macOS/actions/runs/12639195566

[WhatDamon]

Successfully generated after expanding the image to 17GB
But the template is not a fork and I failed to submit it as a PR to this repository.

Here what I modified:

• https://github.com/WhatDamon/Download-macOS/blob/d36eb877ed61bb2a942eac740f8c0c53afe68794/.github/workflows/generate-installer.yml#L54
• https://github.com/WhatDamon/Download-macOS/blob/d36eb877ed61bb2a942eac740f8c0c53afe68794/.github/workflows/generate-installer.yml#L64

Workflow:

• https://github.com/WhatDamon/Download-macOS/actions/runs/12644870315