80070670 Office 365

80070670 Error Code Office 365 Information
Difficulty LevelVery High
Resolution:Virus Issue
Cause:System Integrity Issue
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 80070670 Error Code in Office 365

Repair Difficulty : High

Step 1: Disable Firewall

For Microsoft Windows 8

1) Press “Win + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 80070670 Office 365 img 8
2) Windows 8 Firewall Window will Open.
Office Error Code 80070670 Office 365
3) Click On “Turn Windows Firewall on or off”
Office Error Code 80070670 Office 365 img 9
Note: You will need Admin rights to disable firewall.
Office Error Code 80070670 Office 365 img10
4) Turn
Off Windows Firewall and Press “OK” Button.
Office Error Code 80070670 Office 365 img11

Step 2: Proxy Setting

1) Open 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) Click On “Internet Options” In Control Panel .
3) Click On Connections Tab and then Click On LAN Setting.
Office Error Code 80070670 Office 365 img 11
4) Turn off “Use a proxy server for your LAN” if its already ON.

Step 3: Temporarily Disable Antivirus

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

Step 4: Try the installation again

In most case 80070670 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