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Why is this happening?
 
04/23/2026
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After this change in Tails occurs, the computer might display a **Secure Boot Violation** error or another error message when trying to start Tails.
 
04/23/2026
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Otherwise, Tails will no longer start on this computer after a future Tails upgrade. We cannot predict when such an upgrade will occur, because the timing depends on changes that Tails could inherit from Debian in any Tails upgrade.
 
04/23/2026
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[[!img support/known_issues/secure_boot_certificates/secure_boot_update_needed.png class="screenshot" alt="Notification: Secure Boot Update Needed"]]
 
04/23/2026
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If the **Secure Boot Update Needed** notification below appears when starting Tails, it means that the Secure Boot certificates of this computer need to be updated.
 
04/23/2026
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[[!toc startlevel=2]]
 
04/23/2026
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[[!meta title="Secure Boot certificates update"]]
 
04/23/2026
anonymous

Suggestion added
[[!meta title="Release notes for the latest version"]]
[[!meta title="Informationen zur neuesten Version"]]
04/17/2026
anonymous

Suggestion added
[[!meta title="Tor users chat room"]]
[[!meta title="ChatTor-Nutzer-Chatroom"]]
04/17/2026
anonymous

Suggestion added
You can use *obfs4* and *WebTunnel* bridges in Tails right now.
Sie können momentan *obfs4*- und *WebTunnel*-Brücken (bridges) in Tails benutzen.
04/17/2026
anonymous

Suggestion added
[[!meta title="Editing PDFs"]]
[[!meta title="PDFs bearbeiten"]]
04/17/2026
anonymous

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[[Starting Tails|first_steps/start]]
- [[Tails herunterfahrstarten|first_steps/shutdowntart]]
04/17/2026
anonymous

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<input type="checkbox" id="menu-about"/> <label for="menu-about">[[General information|doc/about]]</label>
<input type="checkbox" id="menu-about"/> <label for="menu-about">[[Allgemeine Informationen|doc/about]]</label>
04/17/2026
anonymous

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<a href="#page-body">Skip to main content</a>
<a href="#page-body">Zum Hauptinhalt springen</a>
04/17/2026
anonymous

Suggestion added
[[Removing metadata from files|sensitive_documents/metadata]]
- [[Metadaten aus Dateien entfernen|sensitive_documents/metadata]]
04/17/2026
anonymous

Suggestion added
[[Introduction to the Persistent Storage|persistent_storage]]
- [[Einführung in den beständigen Datenspeicher|persistent_storage]]
04/17/2026
anonymous

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[[Running Tails in a virtual machine|advanced_topics/virtualization]]
- [[Tails in einer virtuellen Maschine betreiben|advanced_topics/virtualization]]
04/17/2026
anonymous

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[[!meta title="Security audits and advisories"]]
[[!meta title="Sicherheitshinweise"]]
04/17/2026
anonymous

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[[!meta title="Contact us"]]
[[!meta title="Schreiben Sie an unseren HelpDeskKontaktieren Sie uns"]]
04/17/2026
anonymous

Suggestion added
Restart Tails.
Starten Sie Tails neu.
04/17/2026

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