Installing card reader

[JKey]

hello Jerry and thanks for the help but I am doing something wrong!
download file ok.
Terminal command  - bzip2 -d i_card_cam_usb2ty_card_reader_driver_per_linux_v1_10.bz2
gets message -command not found
I renamed the file ,opened it and the ReadMe says- (this is the whole file with steps 1 2 and 3 but no instructions)
Sorry if something dumb is wasting your time

General Information
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Linux driver for Realtek PCI-Express card reader chip.


Build Steps
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1) make
2) make install
3) depmod
4) reboot your computer