This was traced back to an NFC (NTAG213) tag stuck to the filter inside the air purifier ... of earlier research by [Flamingo Tech] on the Xiaomi Air Purifier 3, who had obtained the password ...
[Flamingo-Tech] was having none of it when they needed a new filter for their Xiaomi air purifier so they set out to fool it into thinking there was a genuine replacement fresh from the box.
Demand for air purifiers has witnessed a surge as air quality, especially in Delhi-NCR, dropped to hazardous levels, ...
"This has driven a sharp rise in Xiaomi's air purifier & air purifier filter sales, with numbers climbing over 50 per cent ...