0x40 Office 365

0x40 Error Code Office 365 Information
Difficulty LevelHigh
Resolution:System Fix
Cause:Application Layer Corrupt
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 0x40 Error Code in Office 365

Repair Difficulty : High

Step 1: Disable Firewall

For Microsoft Windows 8

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 0x40 Office 365 img 8
2) Windows 8 Firewall Window will Open.
Office Error Code 0x40 Office 365
3) On left pane you will find “Turn Windows Firewall on or off”
Office Error Code 0x40 Office 365 img 9
Warning: If you are logged in as Guest user you will be asked to login as Administrator.
Office Error Code 0x40 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 0x40 Office 365 img11

Step 2: Reset Internet Explorer Security settings

1. Now, tap on Start.

start
2. Type the command “inetcpl.cpl” and click OK.
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: Temporarily Disable Antivirus

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

Step 4: Try the installation again

In most case 0x40 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