library not registered Office 365

library not registered Error Code Office 365 Overview
Difficulty LevelCritical
Resolution:System Fix
Cause:Software Level Conflict
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix library not registered Error Code in Office 365

Repair Difficulty : High

Step 1: Disable Windows Firewall

For Microsoft Windows 8

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code library not registered Office 365 img 8
2) Windows 8 Firewall Window will Open.
Office Error Code library not registered Office 365
3) Click On “Turn Windows Firewall on or off”
Office Error Code library not registered Office 365 img 9
Warning: You will need Admin rights to disable firewall.
Office Error Code library not registered Office 365 img10
4) Press “Turn Off Windows Firewall” under each network
location and then Click “OK”
Office Error Code library not registered 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: Check System Integrity

1) Press Win + R
Office Error Code library not registered Office 365 img14
2) Type “cmd” and Press Enter.
Office Error Code library not registered Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code library not registered Office 365 img18
Note: You will need Administrator previlage to run the command.

Step 4: Try the installation again

In most case library not registered 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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