1.It will perform the best effect under relatively darkroom environment.
2.Please note that Keystone Correction is vertically ±15°, If half of the projection image is blurry, please adjust the height of the lens.
3.NOT support Dolby sound. If there is no sound when playing videos like Netflix, turn off Dolby sound on your connected devices or apps.
(Setting>Display & Sounds>Audio>Dolby Digital Output>Turn off Dolby Digital Plus 5.1)
4.If you want to watch Netflix,Hulu or Amazon Prime,we recommend you buy a Firestick / Chromecast. Due to their copyright,smartphone is not allowed to play them when connected to projector.
5.Adjustable Foot Pad: you are free to adjust the height of projector so as to have suitable viewing by rotating the screw cap slightly.