> For the complete documentation index, see [llms.txt](https://docs.novaspektr.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.novaspektr.io/welcome-to-nova-spektr/installation-faq.md).

# Installation FAQ

<details>

<summary>Issue: The application "Nova Spektr" can't be opened.</summary>

Please make sure that you download the application from our official Github releases or the Nova Spektr website.

</details>

<details>

<summary>Issue: You do not have permission to open the application "Nova Spektr" on macOS</summary>

Run the following command in terminal from the folder within the application:

`sudo chmod -R 755 /Applications/Nova\ Spektr.app`\
\
`sudo xattr -dr com.apple.quarantine /Applications/Nova\ Spektr.app`

</details>

<details>

<summary>How do I run the application on Linux?</summary>

First run:

`chmod +x ./Nova.Spektr-1.0.0_x86_64.AppImage`

then run:

`./Nova.Spektr-1.0.0_x86_64.AppImage`

Note: Make sure that the version number matches the version that you downloaded.

</details>