Encountering Office 365 installation error 30050‑13 means the installation process is blocked—often due to corrupted setup files, permission restrictions, or antivirus interference. Here’s a clean and effective way to solve it:
✔️ 1. Re-download the installer
A fresh copy from your copyright ensures the setup isn’t damaged.
✔️ 2. Run as administrator
Right-click the installer and select Run as administrator to avoid permission issues.
✔️ 3. Temporarily disable antivirus/firewall
Security software might be interrupting file extraction—turn it off during setup.
✔️ 4. Repair system files
Open Command Prompt as an administrator and run:
sfc /scannow
This checks and restores any corrupted Windows files that could interfere.
✔️ 5. Clean reinstall Office
Uninstall Office fully using Control Panel or Microsoft’s uninstall tool, restart your PC, then install again with the fresh setup.
For a step-by-step walkthrough, visit this detailed troubleshooting guide.