8020002 Error Code Office 365 Information
|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.
2) Open Windows Firewall from Control Panel Window
3) Press “Turn Windows Firewall on or off”
Note: If you are logged in as Normal user you may be asked to enter Admin Password
4) Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.
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.
2) Click On “Internet Options” In Control Panel .
3) Click On Connections Tab and then Press LAN Setting.
4) Uncheck “Use a proxy server for your LAN” if its switched ON.
Step 3: Check System Integrity
1) Press Win + R
2) Type cmd
and Press Enter.
3) Type “sfc /scannow”
and press enter. 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.
Posted In: Office 365