On the "Client configuration" page [
https://boinc.berkeley.edu/wiki/Client_configuration]:
"...BOINC Manager has a dialog for editing the logging options. Thie may..."
suggest
"...BOINC Manager has a pop-open window for editing the logging options. This may..."
"...Access this dialog by selecting 
Event Log Diagnostic Flags from the 
Advanced menu or by pressing 
CTRL+Shift+F simultaneously on the keyboard in either the Advanced View or the Simple View (
Command+Shift+F on a Macintosh.) ..."
suggested
"...Access this dialog by pressing 
CTRL+Shift+F (
Command+Shift+F on a Macintosh) simultaneously on the keyboard, or in the 
Advanced view, by clicking "
Options" on the menu, then clicking "
Event Log options"..."