The users of Samsung Galaxy Tab S tablets 10.5 Wi-Fi (SM-T800) in France have started to receive the Android 5.0.2 update today. The firmware T800XXU1BOCC brings all of the important safety and security related fixes that Google made in Android 5.0.2. It carries a build date of March 17, 2015.
You can check to see if the software is available for your Samsung Galaxy Tab S by going to Menu > Settings > About device, Software update.
Android 5.0.2 for the Galaxy Tab S 10.5 Wi-Fi is available for download through Sammobile’s firmware section.