To record IPTV onto a USB stick, you’ll need an IPTV recorder that is compatible with the USB stick. Depending on the type of USB stick you’re using, you’ll need to make sure the IPTV recorder supports it. Once you have the compatible hardware, you can follow the instructions that came with the IPTV recorder to set it up for recording. General steps for this include connecting the recorder to the internet, connecting the recorder to your IPTV stream, and finally setting the recorder to record from your IPTV stream. Once your recording settings are set, you can use the USB stick to store the recorded content.