641and80070641 Office 365

641and80070641 Error Code Office 365 Overview
Difficulty LevelCritical
Resolution:Manual
Cause:System Level Conflict
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 641and80070641 Error Code in Office 365

Repair Difficulty : Medium

Step 1: Disable Windows Firewall

For Windows 8
1) Press Windows key + Q. A search box will come up on right hand side.
Office Error Code 641and80070641 Office 365 step 6
2) In Control Panel , Open Windows Firewall.
Office Error Code 641and80070641 Office 365 step 7
Office Error Code 641and80070641 Office 365
3) Click On “Turn Windows Firewall on or off”
Office Error Code 641and80070641 Office 365 img 9
Note: If you are logged in as Guest user you will be asked to enter Admin Password
Office Error Code 641and80070641 Office 365 img10
4) Under “Home or Work Network Location Settings” And “Public Network Location Settings” Click On “Turn Off Windows Firewall”
Office Error Code 641and80070641 Office 365 img11

Step 2: Reset Internet Explorer Security settings

1. Now, tap on Start button.

start
2. Enter the command “inetcpl.cpl” and click OK button.
3. Click on the “Security” tab.

inetcpl security
4. Click “Reset all zones to default level” button at the bottom of the window.
5. Click OK button.

Step 3: Temporarily Disable Antivirus

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

Step 4: Try the installation again

In most case 641and80070641 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