belieffewer
2021-12-18 12:56:46 +08:00
1.) Open System Preferences > Software Update. Confirm that no update is available, and leave the window open.
2.) Open Applications > Utilities > Activity Monitor.
3.) Go to View > All Processes
4.) Search for 'com.apple.MobileSoftwareUpdate.UpdateBrainService' . Select it and click Force Quit.
5.) The 12.1 Update should appear in System Preferences. Click Update Now.
6.) The update may not download - force quit the com.apple.MobileSoftwareUpdate.UpdateBrainService again using Activity Monitor to start the download.
9to5mac 上面找到的方法,亲测可用,就是搜索这两个关键服务,强退,记得让软件更新的窗口不要关掉