
Samsung Galaxy Tab 7.7 WiFi
The latest firmware for Samsung Galaxy Tab 7.7 WiFi (GT-P6810) is P6810ZSLP8 with Ice(Android Cream), released on July 16, 2012 for 1 region (CSC). Every official firmware build for GT-P6810, 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/P6810ZSLP8
All 6 builds in our database run Android 3.2 (Honeycomb). The newest build, P6810ZSLP8, was released on July 16, 2012. No new build has appeared for 173 months, so regular updates for this model have most likely ended.
Box codes of GT-P6810 for different colors and markets. Firmware is chosen by the model code GT-P6810 and your region (CSC), not by the SKU.

GT-P6211

GT-P6210

GT-P6200

GT-P1010

GT-P1000N

GT-P1000M

GT-P7320T

GT-P7310
The newest firmware for GT-P6810 runs Android 3.2 (Honeycomb): build P6810ZSLP8, released on July 16, 2012.
The latest build for GT-P6810, P6810ZSLP8, was released on July 16, 2012 (14 years ago).
GT-P6810 has had no new firmware for 173 months, so regular updates have most likely ended.
Yes, all firmware files for GT-P6810 are 100% official, original, and obtained directly from Samsung servers.
To flash GT-P6810, 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 GT-P6810.