STEP 1: Launch SysInspire for OST Recovery Software and click Browse to select OST file for recovery.
STEP 2: You can select a single as well as multiple corrupted or damaged OST files from your local drive for recovery.
STEP 3: A complete preview of OST file articles is displayed by the OST recovery software.
STEP 4: Save individual email items by right-clicking on the specific email as shown below in the desired format.
STEP 5: Select the PST file as Output to save the complete recovered data.
You can also choose any desired output type as per your requirement from the saving options.
STEP 6: Finally, select the desired area to save the recovered OST mailbox data to the PST file.
In this way, a backup of the file is produced in outlook 2016 and can be used whenever you wish to.
More info:- Convert OST to PST