If an error message stating Error Opening Installation Log File Kaspersky is displayed on the Windows screen while launching Kaspersky, then perform the simple troubleshooting instructions given below to resolve this issue.
In most cases, the Error open installation log file message occurs if the Windows Installer Logging feature is enabled.
If so, disable it and then try to perform the same operation.
If the above method does not resolve the issue, stop & restart the Explorer.exe process on your Windows system.
The quick instructions given below explains how to stop and restart the Explorer.exe process on your Windows 10 system.
Launch the Task Manager application.
Click Process --> Windows Explorer --> Restart or Stop.
To get more remote assistance in resolving this Error Opening Installation Log File Kaspersky issue, locate and click the Call button available on this screen.