Adobe blocked Flash content from running after that date for security reasons. Microsoft has also removed Flash Player support from Windows 10 via cumulative updates.
I understand you're looking for Adobe Flash Player for Windows 10 64-bit. However, I must provide an important clarification before proceeding: adobe flash player download for windows 10 64-bit
For safety, always run any Flash emulator in a virtual machine or sandbox. I strongly advise against installing the original Adobe Flash Player in 2026. Adobe blocked Flash content from running after that