No. Despite a bigger battery and the Aluminium Alloy body, Nokia 7 Plus does not have any abnormal heating issues.
Yes, Nokia 7 Plus does have the OTG support.
No. Nokia 7 Plus can support only 2G, 3G & 4G network. It does not support 5G network.
No. Nokia 7 Plus does not support face unlock as of now. It is expected that Nokia will soon release an OTA update for it.
Great battery life, immersive display, solid design, and software at its purest, that's the Nokia 7 Plus for you.