Comment by kaali1

I am in a similar situation and was able to disabled Flash's EOL "kill switch" just for this old flash site with a mms.cfg:

  EOLUninstallDisable=1
  EnableAllowList=1
  AllowListUrlPattern=https://old-flash-site.com

Took inspiration from https://blogs.sap.com/2020/12/10/how-to-keep-enterprise-flas...