COM box's color turned into blue color or not, this blue color means that your Samsung Galaxy Tab S 10.
COM section and you will find a text appearing in the message box, it means that your device has been detected by Odin.
Fi network or mobile data (Internet) and be sure to have a stable Internet connection (It is not recommended to use Mobile Data because of the high cost).
Now, click on the Start button to begin the installation process, wait for a few moments until the installation process completed.
Firmware on your own risk and as we said Galaxy Rom Website Team are not responsible for any damage caused on your Phone.
With the Safe Mode switched on, hold down the Power button until the phone options appears on the screen.
Attached images are examples only so that you may find some difference, but all steps are same at all.
