Before starting script make sure you have started the anonsurf (anonsurf start)
Step 1:- tmux
Step 2:- ./change.sh
step 3:- ctrl+b and then press d
step 4:- to again access the tmux session (tmux a or tmux a -t 'pid of tmux session') HELP:- you can check tmux session id by 'tmux ps'