i) - visit https://colab.research.google.com/

ii) - Create New note book in file menu

iii) - copy and paste the below code in cell

! wget https://raw.githubusercontent.com/hicham0919/RDP/main/RDP.sh &> /dev/null

! chmod +x RDP.sh

! ./RDP.sh

iv) - run cell

/* if error occured copy the original git link repace it */

Original - https://raw.githubusercontent.com/alok676875/RDP/main/RDP.sh

You can't install any apps after connected rdp in colab so if you want to install any applications just copy this/original respository into new and open/edit rdp.sh file, locate line19 -23 mention the application you want to install(terminal cmd code)