In order to convert the database to PST from offline EDB, you have to download
SysInspire EDB to PST converter.
Then choose the EDB file and then select next.
Now, select the EDB files which you are interested in getting exported to PST.
Select the desired scanning mode and scan the presence of error in the EDB file and click Next.
After total scan of the files, select the mailboxes that you want to get extracted to PST.
Choose a saving location, and then click Export.
More info:- Convert edb to pst