In such case, you will need to wait to finish the installation of existing Java program. This error can also be occurred if service associated with Microsoft Installer (MSI) is in error state or not running properly.

You can fix the issue by restarting MSI service in computer. Also, ‘Java update did not complete error code 1618’ can be occurred due to corrupted existing Java Installation or Java installation fails to complete. Sometimes, Windows update like KB version ‘KB2918614’ stops the Windows Installer module which forces Java to interrupt its process. Also, your third-party antivirus software could be another possible reason behind this error. It might possible your third-party antivirus software blocks installation for some security reasons or due to its over security reasons. You can disable or uninstall your antivirus software in order to fix the issue.

How to fix Java update did not complete error code 1618 in Windows 10? Method 1: Fix ‘Java update did not complete’ error with ‘PC Repair Tool’ If this error is occurred due to some problems in your computer, then you can fix the issue with ‘PC Repair Tool’.

Error code 1618 in java update