When using Import PST Files, common questions usually involve file limits, file access, and result checks; this FAQ includes 4 common questions and a short glossary.
FAQ
Are there any limits when importing .pst files?
- You can upload up to 20 files at one time.
- If you need to process more files, import them in batches.
- Start the next batch after the current one finishes.
Why can’t I select or upload a PST file?
- Confirm that the file extension is .pst.
- Check whether the file is currently locked by another mail app.
- Close the app that is using the file, then try the upload again.
Where is the mail stored after import?
- During import, you can choose a mailbox address or a cloud destination.
- After the import finishes, the mail is stored in the destination you selected.
- If the content syncs to the cloud, you can continue to access it on other devices.
What should I check after the import is complete?
- Review a sample of imported messages to confirm the content is complete.
- Verify that the mail appears in the expected mailbox address or cloud destination.
- For large imports, check the results batch by batch.
Glossary
| Term | Definition |
|---|---|
| PST file | A Personal Storage Table file format commonly used by Outlook to store email, contacts, and other data. |
| Data Sync | The process of syncing imported mail content to the account’s cloud location for cross-device access. |
| Cloud destination | One of the available import targets used to store and access imported mail data in the cloud. |