Transfer ost data from one computer to another computer by the help of Atom TechSoft ost to pst converter software .But for that you have need to convert ost into pst file .
So do ost to pst conversion by this software
Step 1* Download this ost to pst converter software .
Step 2* Browse your ost file to the software screen .
Step 3* Convert ost to pst .
Step 4* Get new pst file ,now send it and configure to new outlook .
Note :- Free option to split new pst file option is free ,you can split pst file during conversion .
It support all version of outlook ost file 2016 ,ost 2013 ,ost 2010 ,ost 2007 ,etc .
Go for software from here :-
https://atomsoftwaresblog.wordpress.com/2017/12/05/how-to-convert-ost-to-pst-in-outlook-2016/