If your TV still powers on but has software glitches, a USB update is safer than a hardware flash:
: 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 . Download FLASH DUMP Haier LE28M600C rar
The service menu allows you to perform factory resets or adjust advanced panel settings. Access it by pressing on the remote followed by one of these sequences: 1147 (Most common for Haier) 8202 8893 4578 If your TV still powers on but has
Keep holding until a blue screen or "Updating" progress bar appears. 🔑 Haier Service Menu Codes 🔑 Haier Service Menu Codes : For standard
: For standard software updates (rather than a full chip dump), check the official Haier Support site for your region. 🛠️ How to Update via USB