Hi, download from mega:
https://mega.nz/#F!Uw8QlCDS!jgMOh6ynk5YfFRiLMZfYJQ
And follow the steps:
- Install Enable from Trwp
- Add Magisk Module
- Clear Cache/ Dalvik
- Install *no-support-for-this-app-on-this-forum* v7.6 b
Work for me.
Source:
https://forum.xda-developers.com/mi-6/themes/app-*no-support-for-this-app-on-this-forum*-6-5-miui-10-roundup-t3859007