# I can not close window completely created by racket on macOS 13 beta

**URL:** https://racket.discourse.group/t/i-can-not-close-window-completely-created-by-racket-on-macos-13-beta/1166
**Category:** Questions & Answers
**Tags:** drracket
**Created:** [July 22, 2022, 2:08am UTC](https://racket.discourse.group/t/i-can-not-close-window-completely-created-by-racket-on-macos-13-beta/1166 "2022-07-22T02:08:58Z")
**Posts on this page:** 2
**Page:** 2

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### Author: ![ixnij](https://yyz2.discourse-cdn.com/free1/user_avatar/racket.discourse.group/ixnij/32/622_2.png) [@ixnij](https://racket.discourse.group/u/ixnij)
#### Post date: [August 1, 2022, 2:14am UTC](https://racket.discourse.group/t/i-can-not-close-window-completely-created-by-racket-on-macos-13-beta/1166/21 "2022-08-01T02:14:40Z")

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> [@jbclements](#):
>
> but it's not clear how the OP here would have known that this was a signing problem...

Yes, I think so. And I forget to tell you that the dmg file was originally downloaded by my mobile phone via LTE, as my broadband is too slow. I transferred the dmg file to my computer via an application named WeChat, it might be the reason of my failure.

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### Author: ![soegaard](https://yyz2.discourse-cdn.com/free1/user_avatar/racket.discourse.group/soegaard/32/19_2.png) [@soegaard](https://racket.discourse.group/u/soegaard)
#### Post date: [August 1, 2022, 10:04am UTC](https://racket.discourse.group/t/i-can-not-close-window-completely-created-by-racket-on-macos-13-beta/1166/22 "2022-08-01T10:04:13Z")

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> And I forget to tell you that the dmg file was originally downloaded by my mobile phone via LTE, as my broadband is too slow. I transferred the dmg file to my computer via an application named WeChat, it might be the reason of my failure.

I think, you have found the cause.

If you are interested in how the qurantine flag works on macOS, then this blog post  
has a lot of information:

> **[Quarantine and the quarantine flag](https://eclecticlight.co/2020/10/29/quarantine-and-the-quarantine-flag/)**
>
> Most quarantine flags in your Mac aren’t on apps but documents. Details of how they’re added, what info they contain, and what they do.

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