Microsoft Update の日

2019-07 x64 ベース システム用 Windows 10 Version 1903 の累積更新プログラム (KB4505903)
July 26, 2019—KB4505903 (OS Build 18362.267)

Microsoft strongly recommends you install the latest servicing stack update (SSU) for your operating system before installing the latest cumulative update (LCU). SSUs improve the reliability of the update process to mitigate potential issues while installing the LCU. For more information, see Servicing stack updates.

Servicing stack update for Windows 10, Version 1903: July 26, 2019