How to install Qgroundcontrol on Manjaro ARM 64 bit for raspberry pi 4?

Hello everyone
I beg your help
How to install Qgroundcontrol on Manjaro ARM 64 bit for raspberry pi 4?
I have MissionPlanner installed with mono on Raspbian OS 32 bit, it works, but is very slow.
Now I try with Manjaro version 21 ARM for raspberry pi which is 64 bits to install Qgroundcontrol
Your help please.
Thank you