I tried the manual install way,and I copied the "systemrw_1.32" folder to /data/local/tmp/, when I type “chmod +x /data/local/tmp/systemrw_1.32/systemrw.sh”, the twrp didn't give me any notice. like this:Ok how about you try to install it manually then? Detailed manual installation instructions can be found both in first comment of project thread as well as in comment section of script file itself. Good luck!
And then i tried to edit system partition, It told me this:
So it still doen't work on my device……