Event collection time (8.2.3.2.2 Telemetry data).Operating system name, version, build, and locale (8.2.3.2.2 Telemetry data).Diagnostic level - Required or Optional, Sample level - for sampled data, what sample level is this device opted into (8.2.3.2.4 Observed Usage of the Service Capability).Information that is added to most diagnostic events, if relevant and available: Data Description for Common data extensions type Common data extensions type Therefore, Common data is used to provide Windows 10 and Windows 11, and may be used to improve, personalize, recommend, offer, or promote Microsoft and third-party products and services, depending on the uses described in the Data Use statements for each data category. Header data supports the use of data associated with all diagnostic events. In each example, the info in parentheses provides the equivalent definition for ISO/IEC 19944-1:2020. Most diagnostic events contain a header of common data. Inking, Typing, and Speech Utterance data.Device, Connectivity, and Configuration data.Common data extensions (diagnostic header information).The data covered in this article is grouped into the following types:
Reference to the ISO standard provides additional clarity about the information collected, and allows easy comparison with other services or guidance that also references the standard. These Data Use statements define the purposes for which Microsoft processes each type of Windows diagnostic data, using a uniform set of definitions referenced at the end of this document and based on the ISO standard. Each data type also has a Data Use statement, for diagnostics and for Tailored experiences on the device, using the terms as defined by the standard. In addition, this article provides references to equivalent definitions for the data types and examples from ISO/IEC 19944-1:2020 Information technology - Cloud computing - Cloud services and devices: Data flow, data categories, and data use. For additional, detailed technical descriptions of Basic data items, see Windows 11 required diagnostic events and fields. This article describes all types of optional diagnostic data collected by Windows, with comprehensive examples of data we collect per each type. For users who have turned on "Tailored experiences", it can also be used to offer you personalized tips, ads, and recommendations to enhance Microsoft products and services for your needs. Microsoft uses Windows diagnostic data to keep Windows secure and up-to-date, troubleshoot problems, and make product improvements.