Send files to your phone from file manager (https://rafaelc.org/posts/send-files-to-your-phone-from-file-manager/). Previously tracked on my dotfiles repository.

send2phone

#!/bin/bash
#
# Send files to phone.
# It's a wrapper around KDE Connect CLI to provide
# a bit more functionality.
#
# Copyright (C) 2019-2021 Rafael Cavalcanti <https://rafaelc.org/dev>
# Licensed under GPLv3

readonly script_name="$(basename "$0")"

if (( $# == 0 )); then
	printf "Usage: %s file [file...]\n" "$script_name"
	exit 1
fi

readonly phone_id="$(kdeconnect-cli -l --id-only | head -1)"

while (( $# > 0 )); do
	file="$1"
	base="$(basename -- "$file")"
	if kdeconnect-cli --device "$phone_id" --share "$file"; then
		notify-send --urgency=normal "$script_name" "File sent: $base"
	else
		notify-send --urgency=critical "$script_name" "Failed to send file: $base"
	fi
	shift
done

send2phone.nemo_action

[Nemo Action]
Name=Send to Phone
Comment=Send file to phone via KDE Connect
Exec=send2phone %F
Dependencies=send2phone;
Icon-Name=phone
Selection=notnone
Extensions=nodirs
Quote=double