For most users flashing a LineageOS 14.1 or 15.1 build, t310.twrp.3.1.0-1.tar.md5 remains the recommended recovery.
It sounds like you’re referring to a custom recovery file for a Samsung device (likely the ), specifically TWRP 3.1.0-1 packaged in a .tar.md5 format for Odin (Samsung’s flashing tool).
There's also a distinct possibility of a naming conflict. The same "T310" model number appears on completely different modern devices, such as "Meberry M7/Jusyea J5/Aoyodkg A22" which use a Unisoc Tiger T310 chipset, as well as other generic tablets and even Tecno phones.
The t310.twrp.3.1.0-1.tar.md5 file is intended for installation on the SM-T310 using the tool on a Windows PC. The XDA Developers community provides a widely-followed guide for this process. t310.twrp.3.1.0-1.tar.md5
The file is a custom recovery image (Team Win Recovery Project) specifically designed for the Samsung Galaxy Tab 3 8.0 (Wi-Fi model, SM-T310) . The "create feature" likely refers to the process of packaging a TWRP recovery image into a format that the Odin flashing tool can recognize for installation . How to Create a .tar.md5 File
⚠️ The "t310" prefix can refer to two very different devices. While t310.twrp.3.1.0-1.tar.md5 is for the Samsung Galaxy Tab 3 8.0 , "T310" is also the model number for modern devices with the Unisoc Tiger T310 chipset, such as the Meberry M7 or Jusyea J5. For the Unisoc T310 device, a TWRP recovery image has not yet been developed as of late 2022.
: Flashing custom recovery involves risk. Ensure you have backed up all important data. Proceed carefully and at your own risk. For most users flashing a LineageOS 14
: A Unix standard packaging format. Samsung's proprietary desktop flashing software, Odin , requires files to be wrapped in a .tar container to parse them correctly.
This file extension indicates it is a tarball archive containing the recovery image ( .img ) packaged with an MD5 checksum for file integrity verification, specifically formatted for Samsung's proprietary flashing tool, Odin. Prerequisites for Installation
Once downloaded, you can manually verify the MD5 to ensure integrity: The same "T310" model number appears on completely
: Install Samsung USB Drivers and download the Odin flashing utility (v3.07 or newer is recommended).
Using a reliable USB cable, connect the tablet to the computer. In Odin, the ID:COM box should turn , and the "Added!!" message should appear in the log, indicating a successful connection. If this does not happen, try reinstalling the USB drivers, using a different USB port, or using a different cable.