Cyanogenmod is one of the most famous options when flashing a Custom ROM.
Samsung Galaxy Tab Pro 8.4 is now receiving official support for CyanogenMod.
The users of the mentioned device can download nightlies from the CyanogenMod site and advance their bug description to the developers. The file is identified as mondrianwifi.
The goal of the nightlies is to show the CyanogenMod team if there are any disturbing issues with the ROM so they can fix it before the stable deliverance for the customers.
We advise you stay away from that if you are new to the idea of flashing ROMs, make sure you are completely aware of the risks associated with it.
If you own a Samsung Galaxy Tab Pro 8.4 device and are completely aware of the method and the implications involved, download the ROM from the CyanogenMod website and give your feedback.
The download is just 204,6MB.
The android.sc team cannot be held liable for any harm that comes to your device in the case of any issues.