(end of life since December 31, 2020). Adobe itself blocks Flash content for security reasons. Additionally:
: Consider a free trial of Adobe Animate or converting projects in a clean environment (VM with no internet). adobe flash cs6 portable download
: Adobe never released an official portable version of CS6. (end of life since December 31, 2020)
Production-grade 2D animation software used by major worldwide studios. (end of life since December 31