0x800488fa Office 365

0x800488fa Error Code Office 365 Information
Difficulty LevelVery High
Resolution:Virus Issue
Cause:Malwares/Virus
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 0x800488fa Error Code in Office 365

Repair Difficulty : Critical

Step 1: Disable Firewall

For Windows 7 and later

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 0x800488fa Office 365 img7
2) Windows Firewall Window will Open.
3) On left hand side you will find “Turn Windows Firewall on or off”
Office Error Code 0x800488fa Office 365 img7
Warning: You will need Admin privilege to disable Windows firewall.
Office Error Code 0x800488fa Office 365 img5
4) Finally Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.

Warning: Please Activate Windows Firewall after Office 365 installation is complete.

Step 2: Reset Internet Explorer Security settings

1. Now, tap on Start button.

start
2. Enter the command “inetcpl.cpl” and click OK.
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: Run System Scan

1) Press Windows + R
Office Error Code 0x800488fa Office 365 img14
2) Type cmd and Press Enter.
Office Error Code 0x800488fa Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 0x800488fa Office 365 img18
Note: You will need Admin rights to run the sfc command.

Step 4: Try the installation again

In most case 0x800488fa 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