You can configure Cacheman on this page.
Tray Area
Show Tray Icon
If checked Cacheman will display a small icon in the Tray Area, You can access a few important features through a menu which appears on right-clicking the icon.
Display in Tray Icon
Select what symbol should be displayed in the Tray Icon image.
Update interval
Here you can set the intervals at which Cacheman should update the Tray Icon.
Minimize to Tray Icon
If checked Cacheman will not minimize to the Taskbar, but hide to Tray Icon instead.
Hide to Tray Icon on startup
If checked Cacheman will hide to tray immediately after start.
Hide to Tray Icon on window close
Check this option if you want Cacheman to hide itself as an icon to the System tray when the Cacheman window is closed using the close button on the title bar. If this option is unchecked and the window is closed Cacheman quits.
Tip
Double-click the Tray Icon to hide or view Cacheman's window.
Misc
Stay always on top
If checked Cacheman's window will stay on top of other windows.
Show splash screen
If checked Cacheman will show a splash screen while loading.
Remember last GUI position
If checked Cacheman will remember the last active page (e.g. the Disk Cache settings) and show this page immediately on next startup.
Load Cacheman on Windows startup
If checked Cacheman will be automatically loaded at Windows startup.
Recover memory now hotkey
Here you can define a system wide hotkey to recover memory immediately.