If your device has an and USB port for recording, the PVR firmware is usually already built-in — you may just need to format your USB drive correctly.
It sounds like you’re looking for the software or firmware to enable USB PVR (Personal Video Recorder) functions on a device — likely a portable media player, mini DVB-T receiver, or an HD multimedia recorder. micromax mmn7hd usb pvr software download best
-> Your USB flash drive may not have a fast enough write speed. Consider upgrading to a high-speed USB 3.0 drive or a dedicated external hard drive. If your device has an and USB port