UPDATE ......From Tuesday 8 April 2025 we have changed the way that Single Sign-on works on this wiki. Please see here for more information:
Update
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That was for the anecdote, but recently I attempted to upgrade my OpenWRT wifi router from 18.06.02 to the latest code train: 19.07.4. As a lazy as I ' am, I just sticked with OpenWRT web upgrade via LuCI. Not sure if I was right, why and how but the upgrade failed and my wifi router got "bricked". 
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