hi... i'm very new on the tablet/android world... how can i compare firmware versions? on the n90 II tablet the firmware version id is very log and confuse... how can i do firmware upgrade?What are the steps to follow to upgrade firmware? tnks a lot Note: i've a N90 II with that info: Model: rk30sdk Firmware ver.(tr976_rk610_rk903_ov2659_ov2659_rk30hdmi_otg@120709)_mc_cn@120709)_v404.11_tl12 need the kerner ver. and the compilation number?