onairscreen_macos

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onairscreen_macos [06.07.2026 20:06] – created adminonairscreen_macos [06.07.2026 20:09] (current) – admin
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-====== OnAirScreen: Make OnAirScreen Application executable under macOS ======+===== OnAirScreen: Make OnAirScreen Application executable under macOS =====
  
-When you download **OnAirScreen** as a `.dmg` from the internet (website, GitLab CI, e-mail, etc.), macOS marks the app with a **quarantine flag**. Gatekeeper then blocks the app on first launch — often with a message like *"OnAirScreen can't be opened because Apple cannot check it for malicious software"* or *"the developer cannot be verified"*.+<WRAP round tip 60%> 
 +When you download **OnAirScreen** as a `.dmg` from the internet (AstraStudio Customer Portal, our online shop), macOS marks the app with a **quarantine flag**. Gatekeeper then blocks the app on first launch — often with a message like *"OnAirScreen can't be opened because Apple cannot check it for malicious software"* or *"the developer cannot be verified"*. 
 +</WRAP>
  
 OnAirScreen is **not signed with an Apple Developer ID certificate**, so macOS treats every downloaded copy as untrusted until you explicitly allow it. OnAirScreen is **not signed with an Apple Developer ID certificate**, so macOS treats every downloaded copy as untrusted until you explicitly allow it.
  
-===== Why is this necessary? =====+==== Why is this necessary? ====
  
   * **Gatekeeper** checks apps before they run.   * **Gatekeeper** checks apps before they run.
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 This is normal for unsigned open-source macOS apps — not a sign that OnAirScreen is broken. This is normal for unsigned open-source macOS apps — not a sign that OnAirScreen is broken.
  
-===== Remove the quarantine flag =====+==== Remove the quarantine flag ====
  
 **Option A — Terminal (recommended)** **Option A — Terminal (recommended)**
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   - macOS remembers this choice for future launches   - macOS remembers this choice for future launches
  
-===== Verify (optional) =====+==== Verify (optional) ====
  
 Check whether the quarantine flag is still set: Check whether the quarantine flag is still set:
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 If removal worked, ''com.apple.quarantine'' should **not** appear in the output. If removal worked, ''com.apple.quarantine'' should **not** appear in the output.
  
-===== Troubleshooting =====+==== Troubleshooting ====
  
 **"No such xattr: com.apple.quarantine"**   **"No such xattr: com.apple.quarantine"**  
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  • Last modified: 01.10.2026 17:43
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