I'm sorry but I don't see any "Use all F1, F2, etc. keys as standard function keys." or similar in Keyboard preferences. Where should I look for this setting?
iMac, Mac OS X (10.7.4)
For anyone else who shares this issue, Logitech has updated their download URL to
Logitech Control Center for Macintosh® OS X - Logitech Support
This version works with macOS 10.12.5 (Sierra).
It needs an updated driver since it isn't an Apple mouse.
I'm sorry but I don't see any "Use all F1, F2, etc. keys as standard function keys." or similar in Keyboard preferences. Where should I look for this setting?