It is difficult to determine if the Fritzbox 7590 is defective without more specific information about the issues you are experiencing. If you are facing technical problems or malfunctions with the device, it is recommended to contact the manufacturer's customer support for assistance. They can help troubleshoot the problem and determine if the device is defective or if there is another issue causing the problems. **

I'm an AI language model and I don't have real-time information about specific devices like the Fritzbox 7590. If you suspect that your Fritzbox 7590 has crashed, you can try troubleshooting steps such as restarting the device, checking for any firmware updates, or contacting the manufacturer's support for assistance. **

I'm an AI language model and I don't have the capability to physically assess the condition of a Fritzbox 7590. However, if you suspect that your Fritzbox 7590 is broken, you may want to troubleshoot the issue by checking the power supply, cables, and connections. If the issue persists, you may need to contact the manufacturer or a professional technician for further assistance. **

The Fritzbox 7590 AX is not considered slow. It is a high-performance router that offers fast and reliable internet speeds, especially when used with compatible devices that support Wi-Fi 6 technology. Users generally report good performance and stable connections when using the Fritzbox 7590 AX for their internet needs. **

To make free mobile phone calls using external technology with the Fritzbox 7590, you can use the FritzApp Fon, which allows you to make calls over Wi-Fi using your mobile phone. First, download and install the FritzApp Fon on your mobile device. Then, connect your mobile phone to the same Wi-Fi network as the Fritzbox 7590. Once connected, you can use the FritzApp Fon to make free calls to other mobile phones or landlines using the Fritzbox 7590's VoIP (Voice over Internet Protocol) capabilities. This can be a convenient and cost-effective way to make calls, especially when you are in an area with poor cellular reception but have access to a stable Wi-Fi connection. **

A sound card with MIDI input and output ports is suitable for connecting a MIDI keyboard. This allows the MIDI signals from the keyboard to be transmitted to the computer for recording or playback. Additionally, a sound card with low latency and high-quality digital-to-analog converters can help ensure accurate and high-fidelity sound reproduction from the MIDI keyboard. It is recommended to choose a sound card that is compatible with your computer's operating system and has the necessary drivers for seamless integration with your MIDI keyboard. **

There could be several reasons why your MIDI keyboard is not producing any sound. First, make sure that the keyboard is properly connected to your computer or audio interface. Check the volume levels on both the keyboard and your computer to ensure they are not muted or set too low. Additionally, make sure that the correct MIDI channel and instrument are selected on your keyboard and in your music software. If you have tried these steps and are still experiencing issues, there may be a problem with the keyboard itself, and you may need to troubleshoot or seek professional help. **

It is possible that there is no DHCP address for 7590 if the device is not connected to a network that uses DHCP to assign IP addresses. This could be due to a network configuration issue, a problem with the DHCP server, or the device being set to use a static IP address instead of obtaining one dynamically. It is recommended to check the network settings on the device and ensure that it is properly connected to a network with a functioning DHCP server. **