This error code 30183 in Microsoft office 2019/2021/365 in windows 10 or windows 11 , if your internet connection, antivirus software, firewall, or proxy settings or windows corrupt or old office installation preventing you from installing Office
Click windows start button, type in Windows Security
Open windows security window, Select Virus & threat in windows security window
Select Manage settings, under the Virus & threat protection
Switch Real-time protection to Off.