On January 21, 2021, Flash was killed by kill code and disabled
Many websites and related software are no longer available,
The solution is as follows
EOLUninstallDisable=1
AutoUpdateDisable=1
EnableAllowList=1
AllowListURLPattern=http:+your URL and port
Save as a file in utf-8 format, the file name is mms.cfg
Copy to the 32-bit system in the
C:\Windows\SysWOW64\Macromed\Flash directory Copy to the C:\Windows\System32\Macromed\Flash directory
Example: