Assets un-available in 4.13?

I am new to the engine and thought I would wait for 4.13 before downloading…

Now I have it and yet the free assets I wanted to use are not compatible?

Does this mean I need to download older versions, save the assets and re-import by item/mesh/animation etc??

Công ty rut ham cau quan 12 giá rẻ dịch vụ rút hầm cầu quận 12 uy tín