@sarasphotobox Yes connections best turned off when not needed, however as @Fiona26 has explained Bixby Routines is an efficient means of having features enabled when you need them. Some information here https://www.androidpolice.com/how-to-automate-samsung-galaxy-phone-bixby-routines/
I do not work for Samsung or make Samsung Products but provide independent advice and valuable contributions.
My Device- S21 Ultra 5G ( SM-998B/DS ) CSC= BTU , 12GB/256GB
One Ui 5.0,Android 13 .