Ledger nano s,question

[tonnny11]

i have one direct question to the experts.

I Bough 2 ledger nano s one week ago and i have some questions.Can i use those wallets to store an larger amount of btc like 20-25 for example?How secure are my coins using ledger?is more secure i keep on blockchain or on ledger?

what u will recomend me to do if i store large coins on my ledger?

any chance that others can find me seed?can set seed words by myself?

thanks