Windows Update uses Event Tracing for Windows (ETW) to generate diagnostic logs in Windows 11/10, and save them in the .etl file format. The reason why this has been done is that it reduces disk space ...

Microsoft says that apps may encounter issues accessing event logs on remote Windows 10 devices unless KB5003637 or later updates are installed on both systems. "Event logs might not be accessible ...

Microsoft adds HMAC protection to CLFS in Windows 11 25H2 and Server 2025, improving security while increasing disk and I/O ...