You can access NppExec's submenu from Notepad++'es main menu: Plugins -> NppExec. This submenu contains the following items:
Execute NppExec Script...
- shows the "Execute NppExec Script..." dialog [3.6];
Execute Previous NppExec Script
- executes previous NppExec's script [3.7] immediately;
Execute Selected Text
- executes the text selected in Notepad++ as NppExec's script [3.7] or sends it to the running child process as an input;
Execute Clipboard Text
- executes the text in the clipboard as NppExec's script [3.7] or sends it to the running child process as an input;
Show NppExec Console
- shows/hides NppExec's Console [3.5];
Toggle NppExec Console
- activates/deactivates NppExec's Console [3.5] (depends on Console's option "Hide toggled Console" [4.1]);
Go to next error
- goes to next error/warning in the Console, basing on the HighLight masks (NppExec Console Filters);
Go to previous error
- goes to previous error/warning in the Console, basing on the HighLight masks (NppExec Console Filters);
Console Commands History
- enables/disables NppExec's Console's commands history;
Console Output... {OEM/OEM}
- shows "Console Output/Input encoding" dialog;
No internal messages
- disables command confirmations and so on in NppExec's Console;
Save all files on execute
- (always) save all modified files before executing NppExec's script;
Follow $(CURRENT_DIRECTORY)
- (always) set current directory to active file's path;
Console Output Filters...
- shows "NppExec Console Filters" dialog;
Advanced Options...
- shows "NppExec Advanced Options" dialog;
Change Console Font...
- allows to change the NppExec Console's font [3.5];
Change Execute Script Font...
- allows to change the Execute NppExec Script's font [3.6];
Help/Manual
- shows this manual;
Help/Docs...
- opens "NppExec.txt" and "NppExec_TechInfo.txt" in Notepad++;
Help/About...
- shows some information about the plugin.
Note: You can create additional menu items for NppExec's scripts. See [3.7] for more details.