how to increase the transmission power from 19mW to 84mW

open up the 'System Command' page at
http://my.router/Main_AdmStatus_Content.asp

enter as shown below in the photo the following command:
/usr/sbin/wl -i eth2 txpwr 84
and push the Refresh button (DO NOT hit the enter your keyboard, the command won't be executed then)


well now you think your signal has been boosted to 84mW ?
yes correct, but i've discovered today (could be because of the distance tested @2meters from AP) some sideeffects

see below for your own conclusion: