30174-8 Office 365

30174-8 Error Code Office 365 Overview
Difficulty LevelVery High
Resolution:System Fix
Cause:File Corruption
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 30174-8 Error Code in Office 365

Repair Difficulty : High

Step 1: Disable Windows Firewall

For Windows 8
1) Press Win Button and Type Control Panel and Press Enter.
Office Error Code 30174-8 Office 365 step 6
2) In Control Panel , type firewall in the search box and click on Windows Firewall.
Office Error Code 30174-8 Office 365 step 7
Office Error Code 30174-8 Office 365
3) Tap On “Turn Windows Firewall on or off”
Office Error Code 30174-8 Office 365 img 9
Note: You will need Admin rights to enable or disable Windows firewall.
Office Error Code 30174-8 Office 365 img10
4) Finally Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.
Office Error Code 30174-8 Office 365 img11

Step 2: Reset Internet Explorer Security settings

1. Now, tap on Start button.

start
2. Type the command “inetcpl.cpl” and click OK button.
3. Click on the “Security” tab.

inetcpl security
4. Click “Reset all zones to default level” button at the bottom of the window.
5. Click OK again.

Step 3: Repair System Files

1) Press Win + R
Office Error Code 30174-8 Office 365 img14
2) Type “cmd” and Press Enter.
Office Error Code 30174-8 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 30174-8 Office 365 img18
Note: You will need Administrator rights to run the command.

Step 4: Try the installation again

In most case 30174-8 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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