* Download SP Flashtool here
* Infinix Hot Note recovery img file here
* Update superuser.zip here
* Use the SP Flash Tool to flash the recovery image that you downloaded from above link
* Boot your phone into recovery
* lastly flash the latest version of the SuperSU that you downloaded from the above link and your Hot Note Lollipop is rooted.
Note: This is strictly only for Infinx Hot Note and not Infinix Hot Note Pro