
Samsung Galaxy Note 2 (Verizon)
The latest firmware for Samsung Galaxy Note 2 (Verizon) (SCH-I605) is I605VRUFND7 with Android 4.4.2 (KitKat), released on May 6, 2014 for 1 region (CSC). Every official firmware build for SCH-I605, newest first: one row per build with all regions (CSC) that received it.
Each firmware build has its own page at https://samfirm.shop/build/{PDA}, where {PDA} is the build number from the list above. Example: https://samfirm.shop/build/I605VRUFND7
All 3 builds in our database run Android 4.4.2 (KitKat). The newest build, I605VRUFND7, was released on May 6, 2014. No new build has appeared for 151 months, so regular updates for this model have most likely ended.

SCH-R970X

SCH-L710

SCH-I939D

SCH-I545PP

SCH-I545L

SCH-I435

SCH-I545

SCH-P709
The newest firmware for SCH-I605 runs Android 4.4.2 (KitKat): build I605VRUFND7, released on May 6, 2014.
The latest build for SCH-I605, I605VRUFND7, was released on May 6, 2014 (12 years ago).
SCH-I605 has had no new firmware for 151 months, so regular updates have most likely ended.
Yes, all firmware files for SCH-I605 are 100% official, original, and obtained directly from Samsung servers.
To flash SCH-I605, you need to download the appropriate firmware, put your device into Download Mode, and use the Odin tool to load the BL, AP, CP, and CSC files.
Downgrading is only possible if the bootloader version (binary bit) of the old firmware matches the current one. Always check the binary version before flashing SCH-I605.