Keep holding until a blue screen or "Updating" progress bar appears. 🔑 Haier Service Menu Codes
: Use a drive (at least 2GB) formatted to FAT32 . Download FLASH DUMP Haier LE28M600C rar
: You can often find the .rar or .bin files on specialized technician forums such as Elektrotanya (which also hosts the service manual) or community boards like Elektroda.pl . Keep holding until a blue screen or "Updating"