install postman debian
Paste 1 by 1 on terminal
wget https://dl.pstmn.io/download/latest/linux64 -O postman-linux-x64.tar.gz
sudo tar -xzf postman-linux-x64.tar.gz -C /opt
sudo ln -s /opt/Postman/Postman /usr/bin/postman
nano ~/.local/share/applications/Postman.desktop
paste the below code
[Desktop Entry]<br>Encoding=UTF-8<br>Name=Postman<br>Exec=/opt/Postman/app/Postman %U<br>Icon=/opt/Postman/app/resources/app/assets/icon.png<br>Terminal=false<br>Type=Application<br>Categories=Development;
after pasting, press ctrl+x and exit