Tl-wr840n v2 help!

can someone help me with this there a complete tuts on how to flash to openwrt or LEDE

See this LEDE page...and the 4/32 warning.

thanks for your help sir...i tried to flash it with that firmware..but still no luck.
am doing the tftp flash...ip then rename the file tp tp_recovery.bin ....3 days failed no luck

The filename should probably be wr840nv2_tp_recovery.bin

i think this post can help you

thanks mike and jwoods ,