Dyson on Twitter: "@JonChan8 Hi Jon, Thanks for the tweet, if the horizontal lines light up from 1 to 3 lines, your machine is ready for a new filter. Please go to
![Dyson Genuine Air Purifier Replacement Filter (HP04, TP04, DP04,) 360° Glass HEPA and Activated Carbon Filter Purple/White 969048-01 - Best Buy Dyson Genuine Air Purifier Replacement Filter (HP04, TP04, DP04,) 360° Glass HEPA and Activated Carbon Filter Purple/White 969048-01 - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/6283/6283214_sd.jpg)
Dyson Genuine Air Purifier Replacement Filter (HP04, TP04, DP04,) 360° Glass HEPA and Activated Carbon Filter Purple/White 969048-01 - Best Buy
![Dyson pure cool me has this symbol on and isn't working at all! Can't find anything online to help us as to what it means, have tried everything with no luck, anybody Dyson pure cool me has this symbol on and isn't working at all! Can't find anything online to help us as to what it means, have tried everything with no luck, anybody](https://i.redd.it/jmhrk6jjpq651.jpg)