12007-1error Office 365

12007-1error Error Code Office 365 Overview
Difficulty LevelCritical
Resolution:DLL Issue
Cause:Software Level Conflict
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 12007-1error Error Code in Office 365

Repair Difficulty : High

Step 1: Disable Windows Firewall

For Windows 8
1) Press “Win+R” button and Type “Control” followed by Enter key.
Office Error Code 12007-1error Office 365 step 6
2) Open “Windows Firewall” from Control Panel Window
Office Error Code 12007-1error Office 365 step 7
Office Error Code 12007-1error Office 365
3) On left hand side you will find “Turn Windows Firewall on or off”
Office Error Code 12007-1error Office 365 img 9
Note: If you are logged in as Guest user you may be asked to login as Administrator.
Office Error Code 12007-1error Office 365 img10
4) Turn
Off Windows Firewall and Press “OK” Button.
Office Error Code 12007-1error Office 365 img11

Step 2: Proxy Setting

1) Open Control Panel.
Windows 7 : Click Start and then Select Control Panel from Right window.
Microsoft Windows 8 : Press Windows key + R and type “Control” and Press Enter.
Office Error Code 12007-1error Office 365 img 9
2) Open “Internet Options” In Control Panel Window.
3) Click On Connections Tab and then Choose LAN Setting.
Office Error Code 12007-1error Office 365 img 11
4) Uncheck “Use a proxy server for your LAN” if its switched ON.

Step 3: Disable Antivirus

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

Step 4: Try the installation again

In most case 12007-1error 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