Windows 8.1 Update 包含多個獨立 .msu 套件 (KB2919442、KB2919355、KB2932046、KB2937592 等),手動逐一安裝繁瑣。可撰寫批次檔 (.bat) 依序靜默安裝並自動重啟。
@ECHO OFF
ECHO: Installing KB2919442
START /WAIT Windows8.1-KB2919442-x64.msu
ECHO: Installing KB2919355
START /WAIT Windows8.1-KB2919355-x64.msu
ECHO: Installing KB2932046
START /WAIT Windows8.1-KB2932046-x64.msu
ECHO: Installing KB2937592
START /WAIT Windows8.1-KB2937592-x64.msu
ECHO: Install complete - press any key to reboot.
PAUSE
SHUTDOWN.EXE /R /T 00
EXIT
@ECHO OFF
ECHO: Installing KB2919442
START /WAIT Windows8.1-KB2919442-x86.msu
ECHO: Installing KB2919355
START /WAIT Windows8.1-KB2919355-x86.msu
ECHO: Installing KB2932046
START /WAIT Windows8.1-KB2932046-x86.msu
ECHO: Installing KB2937592
START /WAIT Windows8.1-KB2937592-x86.msu
ECHO: Install complete - press any key to reboot.
PAUSE
SHUTDOWN.EXE /R /T 00
EXIT

一鍵安裝 Win8.1 Update.bat (或上述檔名),儲存類型「所有檔案」,編碼 ANSI/UTF-8 均可。START /WAIT:等待前一個安裝程式結束再執行下一個,**確保安裝順序** (KB2919442 必須先於 KB2919355)。PAUSE:安裝完成暫停,讓使用者確認無錯誤訊息再重啟。SHUTDOWN.EXE /R /T 00:立即重新開機 (/R=重啟, /T 00=延遲 0 秒)。