You do not need to reconnect anything. Just rename the folder. Secondly, i see tilons of people taught how to use the engine and the leaks properly. So far there has been only one broken asset and that is surely not the niagara death effects as i just loaded it up myself. If you have 1800+ working and you find one, that you use incorrectly, well... Tough i guess.
Plenty of positive reviews here not to have to talk too much about it. He just provides assets, not skills to use them.
Secondly,of the question why Telegram, well, have an educated guess why ... warez much? Also, I asked him if anyone contacted him that there is an issue on customer end of the niagara pack. None. I see daily at least 4 people asking questions about how to use something and they never leave dissatisfied. You can go about spitting acid about anyfhing but ylu could have maybe tried to ask how to use the shit you download if you could not figure out yourself. others could use it (according to the age if its upload)