> For the complete documentation index, see [llms.txt](https://help.camin.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.camin.net/faq/mac-it-requires-the-password-of-system-when-launching-camin.md).

# \[Mac] It requires the password of system when launching CamIn?

1. Go to \[Finder]-\[Go to]-\[Go to folder], and then input `/Library/CoreMediaIO/Plug-Ins/DAL`.

<figure><img src="https://2951253962-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F3uIMEYQHbfY6SBr3QdbJ%2Fuploads%2F32NLs809X3krR36KE8Sz%2Fimage.png?alt=media&amp;token=a053b9df-5a11-44ea-bdad-d1e1d3560a77" alt=""><figcaption><p>screenshot 1</p></figcaption></figure>

2. Delete `classincam-mac-module.plugin`（password is required）；

   <figure><img src="https://2951253962-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F3uIMEYQHbfY6SBr3QdbJ%2Fuploads%2Fh11Shlk7cbdeTydkiJnM%2Fimage.png?alt=media&amp;token=f908b2db-7b12-4b12-b3ae-382d06a48c7a" alt=""><figcaption><p>screenshot 2</p></figcaption></figure>
3. Relaunch CamIn, and input the password of system again.
4. Done!