After update miui 8.5.4.0 with nougat 7 in Redmi Note 4 ( India) .Following issues are.1.Whatsapp notification bar notification showing two times.
2.Facebook app automatically crashedout while scrolling down.
3.While listning music using any music player including mi default music player , audio song and video songs are lagging like pusing for a second in each minut , some time frequentaly.4.Even while watching the facebook the same problem audio got paused( lagging) for sec in each minut.5. More time taken to opening any app and finger print detection as compared to previousversions miui 8 with marshmallows 66. Some time scrolling not working for a second.7. Battery got heating during charging or gaming or more talking.8. In the previous version video was playing in the full screen by default in the mi video playerbut now screen is fix and not in full screen.9. Screen touch not working some time for a second.10. At the time of gaming, game become pause for a second.11. RAM space consuming more which was not in previous versions.12. Net speed got slow as compared to previous version.13. Phone hang issue found for a second.14. Photo caller ID not working as per previously version. In the previous version full photo become display on screen at the time ofincoming calls but now photo cut by both sides left and right.Above all issues are found after updating with miui 8.5 with nougat 7.There was not any issues in the previous version of miui 8 with marshmallows 6.Can we revert back on previous version of miui 8 with marshmallows 6. How can I get? Kindly share.I want to previous version of miui 8 with marshmallows 6.0. How can we get full specifications which was at the time of new purchase? Kindly share.