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1056-4-0 Office 365

1056-4-0 Error Code Office 365 Information
Difficulty LevelCritical
Resolution:System Fix
Cause:System Integrity Issue
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 1056-4-0 Error Code in Office 365

Repair Difficulty : Critical

Step 1: Disable Windows Firewall

For Microsoft Windows 7 and later

1) Click Start Button Office Error Code 1056-4-0 Office 365 Img1 and then Click on Control Panel .
Office Error Code 1056-4-0 Office 365 img5
2) Open “Windows Firewall” from Control Panel .
Office Error Code 1056-4-0 Office 365 img6
3) Click On “Turn Windows Firewall on or off”
Office Error Code 1056-4-0 Office 365 img7
Note: If you are logged in as Normal user you may be asked to login as Administrator.
Office Error Code 1056-4-0 Office 365 img5
4) Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.

Note: You can activate Microsoft Windows Firewall after Office 365 repair is complete.

Step 2: Temporarily turn off Proxy Settings

1) Goto Control Panel.
Windows 7 : Press Win Key and then Select Control Panel from Right window.
Microsoft Windows 8 : Press Windows Key + Q and Type “Control” And Click on it.
2) In Control Panel Window Click on “Internet Options”.
3) Click On Connections Tab and then Click On LAN Setting.
Office Error Code 1056-4-0 Office 365 img 11
4) Turn off “Use a proxy server for your LAN” if its already ON.

Step 3: Disable Antivirus

– Open Your Antivrus
– Disable it till the Office 365 repair is going on. Check vendor website for more details.

Step 4: Try the installation again

In most case 1056-4-0 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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  • January 1st, 1970

    Posted In: Office 365