If you just want to know where the saved session file, you can run your PHP files among
functions:
session_save_path
After viewing run results can be aware of the location of the file directory session.
or:
In 1584 the position of the line of php-ini can see session.save_path = D: \ phpStudy \ tmp \ tmp, then you can change the path you want to store, and changing for the better after the ctrl + s to save as