Full TV reset works in a more civilized way, cuz it delete settingsdb file, creates new and saves settings. Putty method is very fast, doesn't delete any settings or applications cookies. However, after changing the country and resetting TV it makes armageddon with the settingsdb file. Removes links that don't pass restrictions & adds new ones.
Definitely the best solution. Nowadays when people buying TVs too often have as requirements that the receiver must have Smart. Its mistake, they should look for the quality of picture and sound. TV Box is a great solution for about €50. TV box + keyboard + mouse will perform better in many jobs than expensive chromebooks. These require internet connection to work and we are limited to applications imposed by google. Android is now the most popular system in the world (40%), beating even Windows (35%). Data from myip.com, I think they have no reason to cheat. High popularity translates into the number of available applications. More of them, the sooner we will find the ones we need