How to open C2 R227 project on C2 R221 ?

I need back to use C2 R221 due to wkwebview have issues with iOS and some plugin not support so how to open newer project on older project ?

( I tried to open on C2 R221 but always show error popup)

Thank.

https://www.scirra.com/tutorials/442/ho ... onstruct-2

Ok I got it thank C2 tutorial.

Note : It seem wkwebview C2 R227 not work with iOS always show black screen when preview.

Please file bugs to the bugs forum following all the guidelines if you run in to any problems. Rolling back to old versions is not a sustainable solution and opens you up to multiple bugs that we already fixed - for example r221 is affected by several pretty serious iOS bugs which we since fixed.