How to Fix a Corrupted OST File in Outlook

Offline Storage Table is abbreviated as OST. Offline mode allows users to conduct functions such as composing, reading, and deleting emails. However, Outlook data file corruption is a real possibility. In addition, we will rebuild the OST file using the experts' recommended tool in the professional process. It will also have a professional blog to address issues with Outlook app notifications not working. But first, let's look at what causes OST files to get corrupted.