Tp link wr2041 cn

i have tp link model name wr2041 v2.2 CN, i want to install openwrt s.w but i cant find software,
i was search to solve my problem and i get this site
i cant install breed because i not have programmer
i go to downloads openwrt for TL-WR941N v7 (CN)[Versions*~]=7&dataflt[Model*~]=wr941n
when i go to upload this firmware i receive this message "The uploaded file version does not match the model."

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