Osegi
Mobile·2 min read

Freebox update 4.13.6 fixes recording and VM bugs, the fourth in a week

Free pushed its fourth Freebox firmware in a week on 11 November. It fixes recordings failing on TF1 and M6, and virtual machines that could not be reached.

A Freebox Server router with its status light on, sitting on a shelf next to a TV in a living room.
Image: Frandroid

If your Freebox restarted overnight on 11 November 2026, you were not imagining things. It was the fourth update since 5 November for the Freebox Revolution, Pop, Delta and Ultra, and this time Free actually said what it fixed.

The Freebox Server firmware has gone from version 4.13.3 to 4.13.6 in a few days. The notes for the updates of 5, 6 and 7 November only mention "security fixes". The 11 November notes add two named bugs, one introduced by 4.13.3 and the other by 4.13.5. Free was quick to react.

Which bugs does Freebox 4.13.6 fix?

The first one broke recording on certain channels, including TF1, M6 and Série Club. Live, scheduled and recurring recordings were all affected. Either no file appeared on the box, or the file was unreadable because of an error. Free rated it "critical" in its bug tracker.

Only channels protected by copy-prevention DRM seem to have been hit. France 2, for example, was fine. Free gives no technical detail, apart from a hint that the box's hard drive showed up as read-only. Users say the problem is gone since the update.

The second bug only concerned the Freebox Delta and Ultra. People running virtual machines (VMs) on their box could no longer open the console or virtual screen after 4.13.5, and got a message saying the machine was "not reachable". Free says it found the cause on 10 November, and users report it is fixed.

Like the three earlier updates, this one also lists "security fixes" without saying which flaws.

How to update your Freebox to 4.13.6

The box has to restart for the update to install. The easiest way is the Free app on your phone: open the equipment menu, tap Serveur internet > Version logicielle, then Mettre à jour (Redémarrer works too). You can also use the directional buttons on the box to reach the Redémarrage option.

Then check you are on 4.13.6. On the Freebox Delta, look in the Version menu. On the other models, go to Informations avancées. Switch off any virtual machines before restarting, so the reboot does not cause them problems.

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Tags:freefreeboxfirmwarefreebox deltafreebox ultrabug fix

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