To check whether or not your FRITZ!Repeater is enabled for Mesh, head to the FRITZ!Box Mesh Overview (fritz.box -> Home Network -> Mesh). FRITZ! products that are activated for Mesh are designated with the “Mesh” icon. If the Mesh icon is displayed, no further steps are required.
If you don’t see the Mesh symbol, the device, as with a new FRITZ!Repeater, can be integrated into the Mesh with the two steps already described: