To avoid confusion with version numbers and to indicate that Tera Term developed by Yutaka was more recent than version 3.1.3 from Ayera Technologies, it was decided to give this branch of Tera Term Professional version numbers starting 4.xx.
Yutaka entwickelte Tera Term aktueller als die Version 3.1.3 von Ayera Technologies ist, wurde entschieden, dass die Tera Term Professional Versionsnummern mit 4.xx starten sollen.