Tmux settings for termux

.tmux.conf

set-option -g mouse on
bind -n WheelUpPane if-shell -F -t = "#{mouse_any_flag}" "send-keys -M" "if -Ft= '#{pane_in_mode}' 'send-keys -M' 'copy-mode -e'"


# Resize panes with arrow keys because alt-arrow keys doesn't work
bind-key -r Up    resize-pane -U
bind-key -r Down  resize-pane -D
bind-key -r Left  resize-pane -L
bind-key -r Right resize-pane -R

# urlscan as context and url view
# install urlscan with 
# pip install urlscan
bind-key u capture-pane \; save-buffer $TMPDIR/tmux-buffer \; \
new-window -n "urlscan" '$SHELL -c "urlscan < $TMPDIR/tmux-buffer"'

# Make scrolling in less and similar programms work in termux without using arrow keys
# Run this to install
# git clone https://github.com/nhdaly/tmux-better-mouse-mode ~/.tmux/plugins/tmux-better-mouse-mode
# termux-fix-shebang ~/.tmux/plugins/tmux-better-mouse-mode/scroll_copy_mode.tmux

set -g @scroll-without-changing-pane on
set -g @scroll-speed-num-lines-per-scroll 1
set -g @emulate-scroll-for-no-mouse-alternate-buffer on
run-shell ~/.tmux/plugins/tmux-better-mouse-mode/scroll_copy_mode.tmux

Please how to scroll I'm going insane

How is TMUX started on termux load?