If system permissions change, the daemon might lack the authority to write files to its designated directory, causing it to retry continuously and max out processing power.
This occurs when Microsoft pushes an internal background update before Apple’s registers or re-verifies the security certificate for that specific sub-component. How to fix it: Unidentified Developer? (OneDrive on MacOS) - Microsoft Q&A standaloneupdaterdaemon
A corrupted update manifest or a partial download can cause the daemon to repeatedly attempt and fail an update. This leads to a tight loop consuming CPU. If system permissions change, the daemon might lack
If you have recently opened the on your Mac or checked your Login Items in System Settings, you might have stumbled upon a mysterious process called standaloneupdaterdaemon (or StandaloneUpdaterDaemon.xpc ). Seeing an unfamiliar background service can instantly spark concerns about malware, system bloat, or privacy risks. (OneDrive on MacOS) - Microsoft Q&A A corrupted