Press and hold the on the TV panel, then plug the TV back in.
Split RAR archive (.part01.rar, .part02.rar, etc.). You must download all parts and place them in the same folder to extract the firmware successfully. Where to Download
Ensure the firmware matches your specific Panel Model (found on a sticker inside the TV), as installing the wrong version can result in a mirrored or upside-down display. AKIRA 5041, CV538H-Q50, V500DJ6-QE1 3840x2160