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apt-get install build-essential linux-headers-generic git

mkdir ~/RTL8188EU

cd ~/RTL8188EU

git clone git://github.com/lwfinger/rtl8188eu

cd ~/RTL8188EU/rtl8188eu

make

make install

cp -v ~/RTL8188EU/rtl8188eu/rtl8188eufw.bin /lib/firmware/rtlwifi/

depmod -a

update-initramfs -u

modprobe 8188eu