How to Fix Error code 30125–9 in Microsoft Office 2021/2019/365

Error code 30125–9 appears when we try to install Microsoft Office 2019/2021/365 on Windows 10 and 11. It occurs due to registry corruption or network collaboration. It also occurs due to third-party software or network errors. Open Antivirus application (McAfee or Norton or AVG) installed on the computer.