Siemens SIMATIC HMI Series System Manual page 47

Removal when the WebNavigator client is installed
If you remove WinCC from a computer on which the WebNavigator client is installed, you must
then reinstall the WebNavigator client.
Changing the settings in the Windows Event Viewer
When WinCC is installed, the WinCC Setup program changes the settings of the Event Viewer.
● Maximum Log Size (System Log/User Log): 1024 KB
(default setting: 512 KB)
● Log Continuation (System Log/User Log): "Overwrite events"
(default setting: Overwrite events that are older than 7 days)
After removing WinCC, these settings are not reset. You can adapt these settings in the
Windows Event Viewer yourself.
See also
How to Perform an Upgrade Installation (Page 49)
How to Install WinCC (Page 36)
How to Install Supplementary Components Later (Page 41)
Licenses and Licensing (Page 11)
Microsoft SQL Server for WinCC (Page 25)
WinCC: General information and installation
System Manual, 02/2017, A5E40840020-AA
WinCC Installation Notes
1.8 How to Perform an Uninstall
47