| Detailed Information | |||
|---|---|---|---|
| File Extension | OST | ||
| File Type | Miscellaneous Files | ||
| Popularity | 10 | ||
| Description | Outlook Offline Folder File | ||
| Introduction | The OST file extension is associated with Microsoft Outlook. OST file is used for storing e-mail messages and other data on Outlook. OST file is similar to PST File, but supports larger file sizes. OST files are created when the "Use Offline Folders" option is selected in Outlook and are stored on the local hard drive instead of mail server. | ||
| Download PC TuneUp Maestro to open OST files | |||
File Extension OST
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