0x80040600 Office 365

0x80040600 Error Code Office 365 Information
Difficulty LevelMedium
Resolution:Virus Issue
Cause:File Corruption
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 0x80040600 Error Code in Office 365

Repair Difficulty : Critical

Step 1: Disable Firewall

For Microsoft Windows 7 and later

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 0x80040600 Office 365 img7
2) Windows Firewall Window will Open.
3) Tap On “Turn Windows Firewall on or off”
Office Error Code 0x80040600 Office 365 img7
Warning: If you are logged in as Guest user you will be asked to
Office Error Code 0x80040600 Office 365 img5
4) Turn Off Windows Firewall and Press “OK” Button.

Warning: You can activate Microsoft Windows Firewall after Office 365 installation is complete.

Step 2: Proxy Setting

1) Goto Control Panel.
Windows 7 : Click Start and then Select Control Panel from Right window.
Windows 8 : Press Windows Key + Q and Type “Control” And Click on it.
2) In Search Box Type Internet and Click on “Internet Options”.
3) Select Connections Tab and then Choose LAN Setting.
Office Error Code 0x80040600 Office 365 img 11
4) Turn off “Use a proxy server for your LAN” if its already ON.

Step 3: Check System Integrity

1) Press Windows + R
Office Error Code 0x80040600 Office 365 img14
2) Type “cmd” and Press Enter.
Office Error Code 0x80040600 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 0x80040600 Office 365 img18
Note: If you are logged in as Normal user you may be asked to login as Administrator.

Step 4: Try the installation again

In most case 0x80040600 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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  • Posted In: Office 365