Apk release error!!!

[khamenkhai]

Describe the bug
The package worked fine in the debug mode.It can show me different UI in different displays of the device.
But when I release the apk file and test in pos device both the display showed me the same UI.

Expected behavior
After i got error I tried debuggin again and just like I expected ,it showed me different UI in the display.I want my app to work like that in the release version

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):
Sunmi T2s (Dual Screen POS )

Additional context
Add any other context about the problem here.

[MUSA-19542]

I have solved & Added Custom Methods
Go & check
https://github.com/MUSA-19542/FlutterCustom/tree/main

[ejjat0909]

i have tried your repo
still cannot connect to 2nd display when flutter run --release

I have solved & Added Custom Methods Go & check https://github.com/MUSA-19542/FlutterCustom/tree/main