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FRITZ! OS 7.24-86493 Lab is available for FRITZ! Box 7490 -

FRITZ! OS 7.26-89023 FRITZ! Labs are available for the Box 4040

AVM FRITZ today! FRITZ for OS 7.26-89023! Has released new laboratory firmware for the Box 4040. The update only includes bug fixes and improvements in the Internet and WLAN areas, which can be found below. FRITZ! Update for OS 7.26-89023 FRITZ! The update for Box 4040 can now be downloaded from AVM. Users of Laboratory Edition get the latest update FRITZ! Box can be downloaded via the user interface. FRITZ! Open the box -> Enter the in the browser and sign in -> Click on Helpers -> Update -> Start the update by clicking New FRITZ! Search for OS New FRITZ! Follow the instructions to get the OS. If the update does not work, FRITZ! FRITZ using OS file! There is an alternative way to update the box. More information about this update can be found below or at AVM.

Download -> Download FRITZ! OS 7.26-89023 FRITZ! Box 4040

The firmware is available for download from the following AVM website:

  • Fritz! Fritz for Box 4040! Download OS 7.26-89023
    Attention: This firmware is only suitable for FRITZ! Box 4040!
    Website ->

Fritz! Fritz for the Box 4040! Further improvements from OS 7.26-89023

Internet ->

  • Fix: Port sharing no longer works after restart.


  • Improvement: Increased stability.

FRITZ! Notes on Laboratory Update for Box

These Fritz! The lab version is in beta. It was tested in a standard environment before it was released, but it may crash. AVM assumes no responsibility for damages resulting from the use of this version. You can use FRITZ at any time using the recovery.exe included in this lab kit! Box Official FRITZ! Can be changed to OS.

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