aex-mi6

Special:
You can use f2fs and ext4. Decide on your own whatever you want to use.

This TWRP is recommended for AospExtended
https://github.com/xiaomi-msm8998/device_xiaomi_sagit/releases/tag/3.2.3-4
You can use it with f2fs and ext4

Installation:
1: Dirty flash from AEX pie (stay on ext4)
* normal flash the zip as always :D

2: Clean flash ext4
*reboot to the TWRP and format data + wipe all
*reboot to recovery
*Flash ROM and GApps
*boot

3: Clean flash f2fs
*reboot to the TWRP and format data + wipe all
*reboot to recovery
*select wipe > advanced wipe select cache then select repair or change file system and select F2FS
*Do the same step with Data
(*reboot to recovery)
*Flash ROM and GApps
*boot

Thanks to Vantom and Ahmed Ali
Based on our love demon.