AVM FRITZ!Box 6591 Cable (FRITZ!OS)

AVM · current 08.25

The current version of AVM FRITZ!Box 6591 Cable (FRITZ!OS) is 08.25 (as of 07/08/2026). patchletter checks the official source daily and emails you every new release.

Version history & changelog · as detected by patchletter

VersionChannelDateNotes
08.25FIRMWARE07/08/2026Release notes →

Frequently asked questions

What is the latest version of AVM FRITZ!Box 6591 Cable (FRITZ!OS)?
AVM FRITZ!Box 6591 Cable (FRITZ!OS) 08.25, released 07/08/2026. patchletter checks the vendor's official source daily for new releases.
Where can I find the AVM FRITZ!Box 6591 Cable (FRITZ!OS) release notes?
The version history above links to the vendor's official release notes where the vendor publishes them. patchletter deliberately stores no vendor full texts.
How do I get notified about new AVM FRITZ!Box 6591 Cable (FRITZ!OS) updates?
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Also available: ?v=eol (end of support) and ?v=cve (actively exploited).

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