d’après le site la dernière Maj c'est la 03.21.36 a la date du 25/01/2021 et elle contient
 
	1. Improvement  
	 1) Improved no video issue when switching specific HDMI ports 
	 2) Software update contains minor bug fix 
	 
 
	voici l'historique complet des Maj https://www.lg.com/be_fr/support/software-firmware?csSalesCode=55NANO866NA.AEU
 
	3. Release History  
	[03.01.15]  
	1. Fix noise in AirPlay video playback  
	2. Fix volume fluctuation when setting STB volume to low level (1~2)  
	3. (Europe, Asia, Korea, Brazil, HongKong, Japan) Fix screen saver operation error  
	4. (BX OLED model only) Improved Netflix preview video noise   
	[03.01.30]  
	1. Enhance the picture quality   
	[03.10.28]  
	1. Support AMD FreeSync  
	2. Sport Alert improvements   
	[03.11.10]  
	1. Improved video breakage when switching analog channels  
	2. Enhance the picture quality   
	[03.11.20]  
	1. Improved NVIDIA GeForce RTX 33 Series compatibility issues   
	[03.21.05]  
	1. Launcher visibility improvement  
	2. Listening to TV sound from mobile devices with LG ThinQ application  
	3. Adding number/color keys on screen remote   
	[03.21.10]  
	1. Improved the inability to launch or install apps on the TV in certain conditions  
	[03.21.36] 
	1. Improved no video issue when switching specific HDMI ports 
	2. Software update contains minor bug fix