Of course you will have possibility to reopen file in another code page. The ida stays same as in current PSPad - choose another CP from menu and reopen file. If Save file state option is enabled, PSPad will remember used code page.
Autodetection is optional, you can switch it directly in Encoding menu -- <http://forum.pspad.com/read.php?2,67953,68039> PSPad freeware editor http://www.pspad.com
