Microsoft Error 30125-4 — What It Means & How to Fix It

Microsoft Office error 30125-4 is an installation failure caused by a permission or access error. Here's how to fix it.

Frequently asked questions

Is Microsoft Error 30125-4 a virus or scam?
If you saw it inside a Microsoft Office app or during a Windows Update, it's a genuine Microsoft error. If it appeared as a browser popup urging you to call a phone number, that is a scam — close that tab.
Will I lose data fixing Error 30125-4?
No. Your documents and files are stored separately from Office and are not affected by repairing or reinstalling the Office application.
How do I fix Microsoft Error 30125-4?
Use the Microsoft Support and Recovery Assistant (SaRA) — a free diagnostic and repair tool from microsoft.com that handles most Office installation errors automatically.
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