The system should detect the update file on the USB. Select it and click "Start" or "Upgrade."
I need to gather more details about the device from the Flipkart page and other sources. I'll also look for a user manual. user manual page (result 1) provides generic steps for firmware update. I'll note that. cpvra1e0804 firmware download link
Large USB drives or drives formatted in NTFS or exFAT may not register. Use a smaller USB 2.0 drive formatted strictly to FAT32. Try using the rear USB ports instead of the front panel if the drive is not detected. System Stays on Boot Screen The system should detect the update file on the USB