30058-28-20 Office 365

30058-28-20 Error Code Office 365 Information
Difficulty LevelHigh
Resolution:DLL Issue
Cause:File Corruption
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 30058-28-20 Error Code in Office 365

Repair Difficulty : Critical

Step 1: Disable Windows Firewall

For Windows 8
1) Press Windows key + Q. A search box will show up on right pane.
Office Error Code 30058-28-20 Office 365 step 6
2) In Control Panel , type firewall in the search box and click on Windows Firewall.
Office Error Code 30058-28-20 Office 365 step 7
Office Error Code 30058-28-20 Office 365
3) On left hand side you will find “Turn Windows Firewall on or off”
Office Error Code 30058-28-20 Office 365 img 9
Warning: You will need Administrator rights to disable Windows firewall.
Office Error Code 30058-28-20 Office 365 img10
4) Under “Home or Work Network Location Settings” And “Public Network Location Settings” Click On “Turn Off Windows Firewall”
Office Error Code 30058-28-20 Office 365 img11

Step 2: Temporarily turn off Proxy Settings

1) Open Control Panel.
Windows 7 : Click On Start and then Click On Control Panel from Right Pane.
Windows 8 : Press Windows Key + Q and Type “Control” And Click on it.
2) Open “Internet Options” In Control Panel Window.
3) Select Connections Tab and then Choose LAN Setting.
Office Error Code 30058-28-20 Office 365 img 11
4) Uncheck “Use a proxy server for your LAN” if its already ON.

Step 3: Repair System Files

1) Press Windows + R
Office Error Code 30058-28-20 Office 365 img14
2) Type “cmd” and Press Enter.
Office Error Code 30058-28-20 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 30058-28-20 Office 365 img18
Note: You will need Administrator rights to run the command.

Step 4: Try the installation again

In most case 30058-28-20 error code in Office 365 should be resolved by now, if however the problem still persists please get your system checked by an expert.

If you are not able to resolve the issue following above steps, you can contact our 24×7 Chat Support for help.

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