1-6-1 Office 365

1-6-1 Error Code Office 365 Overview
Difficulty Level Very High
Resolution: DLL Issue
Cause: System Level Conflict
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 1-6-1 Error Code in Office 365

Repair Difficulty : Medium

Step 1: Disable Microsoft Windows Firewall

For Windows 8

1) Press “Win + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 1-6-1 Office 365 img 8
2) Microsoft Windows 8 Firewall Window will Open.
Office Error Code 1-6-1 Office 365
3) Click On “Turn Windows Firewall on or off”
Office Error Code 1-6-1 Office 365 img 9
Note: If you are logged in as Normal user you may be asked to login as Administrator.
Office Error Code 1-6-1 Office 365 img10
4) Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.
Office Error Code 1-6-1 Office 365 img11

Step 2: Proxy Setting

1) Goto Control Panel.
Windows 7 : Press Win Key and then Click On Control Panel from Right window.
Windows 8 : Press Windows Key + Q and Type “Control” And Click on it.
2) Click On “Internet Options” In Control Panel Window.
3) Select Connections Tab and then Press LAN Setting.
Office Error Code 1-6-1 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 1-6-1 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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