Complaints should be sent directly to the Central Service located in Zakręt, at ul. Trakt Brzeski 89, 05-077 Warsaw-Wesoła. Claimed devices should be delivered only by post or shipping. We would also like to remind you that you can complain about NTT desktops at Authorized Service Centres.
NTT System S.A. Central Service accepts complaints by phone on weekdays, between 8.00 a.m. and 5.00 p.m.
NTT Central Service located in Zakręt at ul. Trakt Brzeski 89, 05-077 Warsaw-Wesoła only supports complaints delivered by post or shipping. NTT Central Service does not support complaints delivered in person.