{"id":192,"date":"2019-11-20T11:54:42","date_gmt":"2019-11-20T11:54:42","guid":{"rendered":"https:\/\/www.softweak.com\/blog\/?p=192"},"modified":"2023-05-09T05:42:24","modified_gmt":"2023-05-09T05:42:24","slug":"outlook-creating-two-ost-files-know-why-how","status":"publish","type":"post","link":"https:\/\/www.softweak.com\/blog\/outlook-creating-two-ost-files-know-why-how\/","title":{"rendered":"Outlook Creating Two OST Files \u2013 Know Why & How"},"content":{"rendered":"\r\n

Summary:<\/strong><\/p>\r\n\r\n\r\n\r\n

Number of MS Outlook users are having issues reporting to have two OST files for same account in Microsoft Outlook. OST are the files that is created every time user login to associated account. Multiple OST files can take large space in your system and at times can affect device performance. In this write-up, let us try to understand the issue of Outlook that is creating two OST files and check what users can do to resolve this problem.<\/p>\r\n\r\n\r\n\r\n

OST stands for Offline Storage Table and known for accessing all emails, meetings and contacts list from MS Outlook when not connected to Exchange Server or Internet. However, it helps to view details of required file in offline mode. The OST file is represented as a local cache of Exchange Server account and works in offline mode. It is created when there is no internet connection. After connecting to internet again, all changes will synchronized with Exchange automatically. Thus, OST file is essential for users who are unable to connect to the internet regularly or dealing with connectivity issues in their work zone.<\/p>\r\n\r\n\r\n\r\n

OST files are proved a lifeline of user\u2019s work routine; they often stuck in the middle of unexpected issues, like creation of multiple OST files with same account. For e.g. several Outlook users reported that every time they login to Outlook profile, the account creates two OST files on their system. As it is not an instant concern issue, it only slow the Outlook and system performance with time. Below are some possible causes due to which Outlook creates two OST files:<\/p>\r\n\r\n\r\n\r\n

Why Outlook Creates Two OST Files \u2013 Reasons Discussed<\/strong><\/h2>\r\n\r\n\r\n\r\n

Some of the main reasons behind the creation of two OST files are as listed:<\/p>\r\n\r\n\r\n\r\n