PRB - Causes of and Fixes for Performance Problems
ETS4 user sometimes report performance problems with ETS4, e.g. several minutes for opening a panel. We collect known causes and fixes for such problems in this post.
Maybe SQL Server file access is slowed down by a virus scanner. Fix: add the process sqlservr.exe and/or file extensions *.mdf and *.ldf to the exception list.
ETS checks in the background for updates. If this does not work, e.g. because of a failed proxy authentication, ETS start may be slowed down.
Fix: try with disabled automatic update search
There are reports about ETS4 performance problems if the program “PDF-XChange Viewer” is running at the same time.
It has been reported that the following steps can solve performance problems: