Press and hold the and Volume Up buttons simultaneously (On some Tab 2 variants, it is Power + Volume Down ).

Click the button at the bottom right of Odin to initiate the flashing process.

This happens if the computer loses communication with the phone. Switch to a different USB port (preferably a USB 2.0 port on the back of the PC motherboard) and replace the USB cable.

twrp-3.3.0-2-espressowifi.tar.md5 or twrp-3.3.0-2-espressorf.tar.md5 Target Architecture: TI OMAP 4430 (ARMv7)

refers to a unified set of custom recovery images designed to work across multiple variations of the Samsung Galaxy Tab 2. This includes: GT-P3100 (7.0 3G) GT-P3110 (7.0 Wi-Fi) GT-P3113 (7.0 Wi-Fi) GT-P5100 (10.1 3G) GT-P5110 (10.1 Wi-Fi) GT-P5113 (10.1 Wi-Fi)