You can, however, recreate the OST on the new machine. Note: You can’t change Outlook data file location from one machine to another to access its contents.
However, at times, you need to change the default Outlook file location due to various reasons, such as lack of storage space where the file is saved, an Outlook account is deleted, or any other. It is usually not required to change OST file location.
The OST file is saved at a default location on local storage. and allows users to work offline in the Exchange environment. The OST file stores data, such as email messages, tasks, contacts, calendar, etc. Offline Storage Table or OST is an Outlook data file that is created locally when you set up Microsoft Outlook account.