Samsung Galaxy E7 users must be upset that Galaxy E5 has already received Android Lollipop, and the update for Galaxy E7 has not arrived so far. Earlier, Samsung UK reported that Android Lollipop update for Galaxy E7 would not arrive, but this is not the case for all countries.
Android Lollipop 5.1 update reached Galaxy E7 (SM-E700F) users in Sri Lanka in the first week of this month, and now OTA update has been released for Indian users. If you are using Samsung Galaxy E7 (SM-E700H), please go to settings, and check for the system update.
Android Lollipop 5.1.1 update detail for Samsung Galaxy E7
Model : SM-E700F, Galaxy E7
Country : India
Android Version : 5.1.1
PDA : E700HXXU1BOJ7
CSS : E700HODD1BOJ4
Build Date : Thu, 29 Oct 2015 12:22:15 +0000
Make sure your device is charged enough, else stopping the update in the middle could cause trouble. You can also plug the device into charger and can update.