Android Lollipop OS FW for NEO X8-H Plus is available to download from below link:
Download Link 1 [MINIX Forum Server]:
https://files.theminixforum.com/shared/firmwares/X8-H_Plus-Android_5.1-20170612-Burning_Tool.zip
Download Link 2 [Mega]:
https://mega.nz/#!n2hDWYRQ!lAYRyRRKJ1gzhBM59iyTOnSgh4rs3glm5jcnJFPA1w4
File Name: X8H_PLUS_LOLLIPOP_RC2.rar
File Size: 528.7MB
Tutorial Video:
Download Link 1 [MINIX Forum Server]:
https://files.theminixforum.com/shared/firmwares/X8-H_Plus-Android_5.1-20170612-Burning_Tool.zip
Download Link 2 [Mega]:
https://mega.nz/#!n2hDWYRQ!lAYRyRRKJ1gzhBM59iyTOnSgh4rs3glm5jcnJFPA1w4
File Name: X8H_PLUS_LOLLIPOP_RC2.rar
File Size: 528.7MB
Tutorial Video: