upgrading verison

Hi,
may I upgrade 2.9.6 to 2.9.34 with mikrotik-2.9.34.iso file ?
And if I can how ? I uploaded it on MT over ftp but cannt do anything else. please help.

best regards.

Yes, you can upgrade to the 2.9.38 version, upgrade is possible using easier method, here is description:
http://wiki.mikrotik.com/wiki/Upgrading_RouterOS