I am a Database administrator, I supervise databases ensuring the integrity, security and accessibility of the company's data. optimize internal IT infrastructure for greater productivity and help the company stay compliant with cybersecurity regulations. I oversee the operating systems, email servers, and the Internet, used by my organization. We are a heavy Microsoft Outlook user. It generates files in OST and PST when PST files get corrupted, Dont worry. Just Download scanpst.exe, a default tool by Outlook itself.