
Samsung Galaxy TabS 10.5
The latest firmware for Samsung Galaxy TabS 10.5 (SM-T805Y) is T805YDOU1CVG1 with Android 6.0.1 (Marshmallow), released on August 1, 2022 for 4 regions (CSC). Every official firmware build for SM-T805Y, 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/T805YDOU1CVG1
SM-T805Y started on Android 4 and has received 2 major Android upgrades; it now runs Android 6.0.1 (Marshmallow). The newest build, T805YDOU1CVG1, was released on August 1, 2022 with the November 2016 security patch. No new build has appeared for 51 months, so regular updates for this model have most likely ended.
• GPS
The stability has been improved.
Box codes of SM-T805Y for different colors and markets. Firmware is chosen by the model code SM-T805Y and your region (CSC), not by the SKU.

SM-T805W

SM-T800

SM-T810X

SM-T900X

SM-T818V
The newest firmware for SM-T805Y runs Android 6.0.1 (Marshmallow): build T805YDOU1CVG1, released on August 1, 2022.
The latest build for SM-T805Y, T805YDOU1CVG1, was released on August 1, 2022 (4 years ago).
SM-T805Y has had no new firmware for 51 months, so regular updates have most likely ended.
Yes, all firmware files for SM-T805Y are 100% official, original, and obtained directly from Samsung servers.
To flash SM-T805Y, 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 SM-T805Y.