Used arduino many times before but for some reason came to use it today and a java related .exe starts up and freezes pc what is this?

PC Help

Topic		Replies	Views
Arduino.exe no se ejecuta Español	3	11345	May 6, 2021
Software muy lento... Español	15	11264	May 6, 2021
arduino fails to load [solved] Bugs & Suggestions	1	1648	May 6, 2021
Arduino.exe doesn´t open!!!!!! Troubleshooting	5	2693	May 6, 2021
Arduino.exe doesn't work on my fresh Windows XP Troubleshooting	9	3514	May 6, 2021