M1A Custom Exposure Windows

Is it possible to add a custom exposure window to the M1A? I’m able to make a poly window in MXMC, but the camera will not use this window. It will just default to “quarter”.

SECTION camdriver

generated by control:exposure on 2025-04-11T22:06:32-0700

ca_exp_window_type=quarter
ca_exp_window_draw=auto
ca_avg_intensity=50
ca_exp_corr=4
ca_exp_max=1280000
ca_exp_min=80
ca_linefreq=0
ca_exp_minavg=200
ca_exp_mode=recording
ca_exp_window_weight=100
ca_extra_area=0,poly=1271x556/712x660/128x588/11x622/14x933/1271x933,in%0A
ca_gain_max=0
ca_night_improve=on
ca_wbal_window_weight=-1
ENDSECTION camdriver

SECTION imageimprover

generated by control:exposure on 2025-04-11T22:08:38-0700

link_mode=0
wdr_enable=0
wdr_contrast_enhancement=0
uhu_gain_mode=0
size=3840x2160