thank you for your comment...first you may check using line tester then you can come to this point whether to go for original charger or to make such modifications
I have original adaptor changing 65w fast hota hai ,but same problem i purchased 15days ago but I don't know what I do .tecno megabook t1 i3 model.at 24k from Amazon,but 1hapte ke baad replacement nahi hota😢 kya mai service centre javu ya fir yaise hi charge Karu, because kya after service centre Wale adaptor ko kholakar thik karenge to charging speed me koi issue to nahi hoga🤔
yes in time it damages battery, and causes motherboard,ram and cpu short-circuit. if thundering happens it will fry the mother board due to no earthing connection