No White colours with Alexa, i need the fw Update!

Hi i need the Firmware Update to fix White colours with Alexa please.

Server: Singapur

FW: 1.4.2_0049

Mi ID: 1682686147

Try ‘warm white’. If I ask Google Home to change colors to white, they turn yellow. If I use warm white is seems to work much better. I’m not sure whether this is a problem from Yeelight or Google.