How to Fix Error Installing Microsoft Office 2021/2019/365
Error installing Office 365/2019/2021 fails during the configuration phase. May occur if you were trying to add more Microsoft office products or corrupted system files or corrupted office installer file download or installer will not work in computer. Sometimes, restarting your computer is enough to solve the issues.
Here is some process that you can try to fix Installation. But before proceeding a head first look the most common causes of this error code below
1.Check if the old office app is already installed on the PC. If so, uninstall and reinstall the app.
2. Install the package to folder that is not encrypted.
3.Grant Full Control permissions to the SYSTEM User Account
4.Firewall or antivirus software might be blocking the Office installation.
Following steps to easily Fix Microsoft error code 1603 in windows 10 or windows 11
Solution 1 : Temporarily disable windows defender to fix Error installing Office
1. Click windows start button, type in Windows Security 2. Open windows security window, Select Virus & threat in windows security window 3. Select Manage settings, under the Virus & threat protection 4. Switch Real-time protection to Off.
How to disable Antivirus software Temporarily
1. Open Antivirus application (McAfee or Norton or AVG) installed on the computer. 2. Select on settings and go to real time protection 3. Select Turn Off real time protection 4. Then, Navigate to Antivirus firewall and select Turn off Antivirus Firewall