Troubleshooting
“My Mouse” tab is missing from SetPoint; can’t program mouse buttons
The logitech website has the following suggestion from their Knowledge Base Answer 2151 which is actually a sucky answer.
If the driver had previously been installed correctly and for some reason (like Windows crashed) it may be necessary to tell Windows where it can find the driver again. Rather than downloading the installer as they suggest, it is better to lead windows to find it manually. Follow these steps:
If successful, close and reopen the SetPoint utility and it should look something like this: