8020002 Office 365

8020002 Error Code Office 365 Information
Difficulty Level Critical
Resolution: Virus Issue
Cause: Software Level Conflict
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 8020002 Error Code in Office 365

Repair Difficulty : Critical

Step 1: Disable Windows Firewall

For Windows 8
1) Press Win Button and Type “Control Panel” and Press Enter.
Office Error Code 8020002 Office 365 step 6
2) Open Windows Firewall from Control Panel Window
Office Error Code 8020002 Office 365 step 7
Office Error Code 8020002 Office 365
3) Press “Turn Windows Firewall on or off”
Office Error Code 8020002 Office 365 img 9
Note: If you are logged in as Normal user you may be asked to enter Admin Password
Office Error Code 8020002 Office 365 img10
4) Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.
Office Error Code 8020002 Office 365 img11

Step 2: Temporarily turn off Proxy Settings

1) Open Control Panel.
Microsoft Windows 7 : Click Start and then Click On Control Panel from Right window.
Microsoft Windows 8 : Press Windows key + R and type “Control” and Press Enter.
Office Error Code 8020002 Office 365 img 9
2) Click On “Internet Options” In Control Panel .
3) Click On Connections Tab and then Press LAN Setting.
Office Error Code 8020002 Office 365 img 11
4) Uncheck “Use a proxy server for your LAN” if its switched ON.

Step 3: Check System Integrity

1) Press Win + R
Office Error Code 8020002 Office 365 img14
2) Type cmd and Press Enter.
Office Error Code 8020002 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 8020002 Office 365 img18
Note: You will need Admin rights to run the sfc command.

Step 4: Try the installation again

In most case 8020002 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

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