771 Office 365

771 Error Code Office 365 Information
Difficulty LevelCritical
Resolution:DLL Issue
Cause:Malwares/Virus
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 771 Error Code in Office 365

Repair Difficulty : Medium

Step 1: Disable Windows Firewall

For Windows 8

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 771 Office 365 img 8
2) Microsoft Windows 8 Firewall Window will Open.
Office Error Code 771 Office 365
3) Press “Turn Windows Firewall on or off”
Office Error Code 771 Office 365 img 9
Warning: If you are logged in as Normal user you will be asked to
Office Error Code 771 Office 365 img10
4) Click “Turn off Windows Firewall (not recommended)” under each network
location and then Click “OK”
Office Error Code 771 Office 365 img11

Step 2: Reset Internet Explorer Security settings

1. Now, tap on Start button.

start
2. Type 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 again.

Step 3: Temporarily Disable Antivirus

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

Step 4: Try the installation again

In most case 771 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.

office Error code support

  • How to Fix Error Code 30102-13 Office 365 – Guide
  • How to Fix Error Code 1224-4-0 Office 365 – Tutorial
  • How to Fix Error Code 30033-27-20 Office 365 – Tutorial
  • How to Fix Error Code 80240013 Office 365 – Instructions
  • How to Fix Error Code 0x1000 Office 365 – Tutorial
  • How to Fix Error Code 0x80072ee2 Office 365 – Guide
  • How to Fix Error Code 30088-27-0 Office 365 – Steps
  • How to Fix Error Code 30169-28 Office 365 – Steps
  • How to Fix Error Code 800f081f Office 365 – Steps
  • How to Fix Error Code 2147483634-8 Office 365 – Guide
  • How to Fix Error Code 80240016 Office 365 – Instructions
  • How to Fix Error Code 1305 Office 365 – Guide
  • How to Fix Error Code 0X80070585c Office 365 – Tutorial
  • How to Fix Error Code 800c0008 Office 365 – Steps
  • How to Fix Error Code 30102-11-1603 Office 365 – Instructions
  • How to Fix Error Code 12002 Office 365 – Instructions
  • How to Fix Error Code 16030×643 Office 365 – Instructions
  • How to Fix Error Code 800703 Office 365 – Guide
  • How to Fix Error Code 1610612703-8 Office 365 – Steps
  • How to Fix Error Code 30203-11 Office 365 – Tutorial
  • How to Fix Error Code 30159-99 Office 365 – Tutorial
  • How to Fix Error Code 30126-4 Office 365 – Tutorial
  • How to Fix Error Code 30015-1015 (5) Office 365 – Tutorial
  • How to Fix Error Code 80096001 Office 365 – Guide
  • How to Fix Error Code 2147024784-4 Office 365 – Instructions
  • How to Fix Error Code 101071 Office 365 – Guide
  • How to Fix Error Code 8007007E Office 365 – Guide
  • How to Fix Error Code kb-295768 Office 365 – Steps
  • How to Fix Error Code 0x800f0907 Office 365 – Tutorial
  • How to Fix Error Code 408-4 Office 365 – Instructions
  • Posted In: Office 365