Copy the Flash directory with the modified binary to its original location.Rename the Flash directory (to avoid permission issues) to Flash.bak or something else.Search for the hexadecimal string 000040463E6F7742 (the timestamp) and replace it with 000000000000F87F.Copy the Flash directory ( C:\WINDOWS\system32\Macromed\Flash for 32-bit, C:\Windows\SysWOW64\Macromed\Flash for 64-bit) to somewhere where I have write permission.properties > security > advanced > delete the 'DENY Everyone' permission NOTE: Flash32_32_0_0_453.ocx (and Flash64) will always be write protected (C:\Windows\SysWOW64\Macromed\Flash on 64-bit) I managed to make the 'time bomb defuser' work, as indicated here: Disable EOL uninstall warnings:Īdd 'EOLUninstallDisable=1' to mmc.cfg in C:\WINDOWS\system32\Macromed\Flash