A:AnswerUnfortunately, I don't have access to the mechanical diagram/dimensions. Model 70NANO75UPA bottom VESA mount holes are 9.449"/ 9.528" max bottom. ^Daphane
A:AnswerModel 70NANO75UPA has a refresh rate of TruMotion 120 (60Hz Native). TruMotion increases the standard refresh rate causing the image rendered on the TV screen resulting in drastic reduction of blur and yields crisper details. This TV does not have any version 2.1 HDMI inputs and will not support 4K@120Hz. ^Daphane
A:AnswerThe replacement Magic remote for model 70NANO75UPA is AN-MR21GA and it can be order on Amazon. https://www.amazon.com/Original-MR21GA-Magic-Remote-Voice/dp/B09GBQ13M9. ^Daphane
A:Answer14 inches from front to back. The height? Well the TV is 2 and 3/4s inches off my stand. The legs have grooves to slide into and screws to hold the legs in place.
A:AnswerTwitch app is in the LG Content Store (App Store). For a complete listing of available apps, please visit: https://us.lgappstv.com/main/tvapp. Here you can verify compatibility of various apps for your specific model. ^Daphane
A:AnswerYou can visit to browse available options. Please seek recommendations/opinions on the forums at https://www.facebook.com/LGUSA; they are a great resource for getting help from other LG customers. Thank you. ^Daphane