I see that in SG 3560 reg 140 start with number 28 but in EU nuvi 35xx start with 20.

I enable this in reg 140:

Historic Traffic, Advanced Detours, Custom Main Menu, PhotoReal JCV, Natural Guidance

Here you have pack for enable this future:

Spoiler: CLICK
[Only registered and activated users can see links. ]


p.s.
Let us know if you have after this flash some new future on your nuvi.