How can i upgrade to the latest version?

English:Fess
1

(from github.com/attibalazs)
How can i upgrade to the latest version of FESS or move my index and configurations to the latest version ?

2

(from github.com/marevol)
See http://fess.codelibs.org/10.2/admin/upgrade-guide.html

3

(from github.com/attibalazs)
Thought you want to know, the image link is broken on the upgrade documentation page see attached:

fess_broken_image_link
fess_broken_image_link904×512 20.6 KB