plugin not install

I performed the procedure and did not install any plugins.

Drwxr-xr-x 2 www-data www-data 4.0K Mar 6 14:53.
Drwxr-xr-x 14 www-data www-data 4.0K Mar 2 21:07 ..
-rwxr-xr-x 1 www-data www-data 127 Mar 2 20:43 README
-rw-r-r-1 www-data www-data 34K Mar 6 14:29 officepack.zip

Would you help me.