: For USB flashing when the TV is stuck on the logo (boot loop), technicians often use repositories like LCD LED Solutions or specialized Telegram channels like Hashmi Elecom which host .bin firmware files.
Hold the on the TV (not the remote) and plug in the power cord.
: If your TV can still boot, navigate to Settings > Device Preferences > About > System Update to check for official over-the-air (OTA) updates directly from Micromax servers.
or similar LED TV models), it is safer to use the standard firmware update method or download the complete firmware from reputable technician repositories. Recommended Update Methods
Finding a specific "part17.rar" file for the Micromax L40 Canvas