################   windows        #########################
visit https://www.python.org/downloads/release, download python 3.9 and install it 
pip install kivy
pip install Pillow
pip install python-pptx
pip install ffpyplayer

pip install python-dotenv



################          ubuntu               ####################
sudo apt update
sudo apt upgrade
sudo add-apt-repository ppa:deadsnakes/p
pa
sudo apt install python3.9

python3.9 -m venv venv39

######################### this path is mine, replace your path ###############
/home/crazy/Downloads/Work/Kivy/venv39/bin/python3.9 -Im ensurepip --upgrade --default-pip

sudo apt install python3.9-venv

python3.9 -m venv myenv

source myenv/bin/activate

pip3.9 install kivy

pip3.9 install Pillow
pip3.9 install python-pptx

pip3.9 install websocket
pip3.9 install websockets

apt-get install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev libgstreamer-plugins-bad1.0-dev gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-tools gstreamer1.0-x gstreamer1.0-alsa gstreamer1.0-gl gstreamer1.0-gtk3 gstreamer1.0-qt5 gstreamer1.0-pulseaudio

pip3.9 install ffpyplayer

##########run command
#######go to your workspace
python3.9 main.py