Help with upgrade

[skygreen2031]

hi i want an help i am running yabb2.2 forum on my site and i want to upgrade it into vbulletin 3.4.6 board can i do so. without any lose of my data my files and my members . can i upgrade it directly .without any harm to my all files reply me or plz email me

[TheLastSuperman]

You can install vBulletin 3.8.11 then import using impex, if yabb2.2 is not listed via impex you could import into another software that is available via impex and simply do a work-around per say.

[BirdOPrey5]

VB 3.4.6 doesn't exist. VB 3.6.4 is too old to run on modern servers.