I have the same issue with the tabs. One just need to have some tabs already open, then double-click one in Windows Explorer to open it (in my case a PHP file). Then this file gets opened, but its tab doesn't get selected. (viz https://snipboard.io/VH4GDS.jpg )
-- <https://forum.pspad.com/read.php?6,76114,76150> PSPad freeware editor https://www.pspad.com
