What is the purpose of adding ”も” after a verb that is in it's ”て”???
for example, on Miwa's second album "Guitarium" there was this song called
”いくつ　に　なっても”　What was the purpose of "も" in that title?????

Question

What is the purpose of adding ”も” after a verb that is in it's ”て”???
for example,  on Miwa's second album "Guitarium" there was this song called 
”いくつ　に　なっても”　What was the purpose of "も" in that title?????

Answer

「～ても」is composed of 「～て」 and 「～も」.
「～ても」means "even if" as SharonOWO san mentioned.

Answer

i think it means "even if" or "no matter"