Hello Check if you have write rights to Recent.ini file. This file contains files from last session and open it when you start PSpad.
When you don't want PSPad open last edited files, go to program settings / Files and dirs and choose "Don't restore files" option for Save work/desktop -- <https://forum.pspad.com/read.php?2,71846,72377> PSPad freeware editor https://www.pspad.com
