Advice Request difference between ESD & Def in Norton products?

[Faal]

Hello

1 : The difference between the "NS-ESD-22.5.4.24-EN.exe" and "NS-ESD-Def-22.5.4.24-EN.exe" What?
===> Def <===

2 : "ESD" Links , How do you find?

 

[Jack]

Hey @Faal,
The ESD acronym stands for Electronic Software Download, which is basically the Norton product that you purchase from symantec.com website with license. [Electronically Downloadable version].
That Def addition should mean that the download also contains offline definition.

 

[Faal]

thanks
but
2 : "ESD" or "Def" Links , How can I find it?