PSP Homebrew developer plum is back with an update to his cool app called SystemMenu for your PSP.A This release brings SystemMenu to version 4.0.A This app gives you more options for using the PSP SystemMenue and its compatible with 6.60 ME, 6.60 Pro and 6.20 Pro.A You can see the installation instructions as well as the control scheme and some other controls below.
Changelog and Instructions:
"How to install:
Just put the .prx file into the seplugins folder, and add the plugin to the VSH.txt.
VSH menu Controls:
up and down = scroll though options
left and right = scroll though options of options (enable/disable, enter selected option etc..)
cross button = confirm
Select button = open/close menu
Plugin Manager Controls
up and down = scroll though options
left and right = enable/disable plugin
L and R triggers = enable/disable plugins
cross button = confirm
Select button = close plugin manager and return to VSH menu
Start button = close plugin manager and return to XMB