Viomi A11 Vacuum Stopped Working Suddenly and Service Demanded Excessive Fees

I purchased a Viomi A11 vertical vacuum from Hepsiburada (Order No: 455 921 139). Less than a year after purchase, the device suddenly stopped working. One day it functioned without issue, and the very next day it would not turn on at all. I checked the charger connection, but it did not solve the p...
































