800700b7 Office 365

800700b7 Error Code Office 365 Overview
Difficulty LevelCritical
Resolution:System Fix
Cause:System Level Conflict
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 800700b7 Error Code in Office 365

Repair Difficulty : Medium

Step 1: Disable Windows Firewall

For Windows 8
1) Press Windows Button and Type Control Panel and Press Enter.
Office Error Code 800700b7 Office 365 step 6
2) Open “Windows Firewall” from Control Panel
Office Error Code 800700b7 Office 365 step 7
Office Error Code 800700b7 Office 365
3) On left pane you will find “Turn Windows Firewall on or off”
Office Error Code 800700b7 Office 365 img 9
Note: If you are logged in as Guest user you will be asked to login as Administrator.
Office Error Code 800700b7 Office 365 img10
4) Press “Turn off Windows Firewall (not recommended)” under each network
location and then Click “OK”
Office Error Code 800700b7 Office 365 img11

Step 2: Proxy Setting

1) Goto Control Panel.
Windows 7 : Click Start and then Click On Control Panel from Right Pane.
Windows 8 : Press Windows Key + Q and Type “Control” And Click on it.
2) Open “Internet Options” In Control Panel .
3) Click On Connections Tab and then Choose LAN Setting.
Office Error Code 800700b7 Office 365 img 11
4) Uncheck “Use a proxy server for your LAN” if its already ON.

Step 3: Disable Antivirus

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

Step 4: Try the installation again

In most case 800700b7 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