Samsung Galaxy Note 10.1 (WIFI) GT-N8013 Firmware Overview
What is the latest GT-N8013 firmware?
N8013UEALI3, released October 26, 2015 with Android 4.1.2. The archive holds 3 official builds across 1 region (CSC). Each one is the full stock ROM (flash file) for Odin, not an OTA patch.
Is the Samsung Galaxy Note 10.1 (WIFI) still getting updates?
Most likely not: there has been no new firmware since October 2015, so Android 4.1.2 is the last version this model got. The final builds below are still the best choice for a clean reinstall.
All GT-N8013 firmware builds
How to Flash GT-N8013 Firmware
Put the Samsung Galaxy Note 10.1 (WIFI) into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Use HOME_CSC to keep your data, CSC for a full wipe.