Before attempting a flash, try a "hard reset" by holding Volume Down and Input while plugging in the power.
Resolves issues like the "Stuck on Sharp Logo" error or corrupted system software that prevents the TV from responding to a remote. Pros and Cons Download FLASH DUMP SHARP 24CHE4000ES MSD309 B66B rar
Often found on third-party forums rather than official Sharp Global Support sites. Usage Tips Before attempting a flash, try a "hard reset"