Ledger assured users that private keys remain portable, allowing Nano S owners to restore their wallets on any new Ledger device or BIP-39-compatible wallet

Quotes that support claims

Ledger has advised all Nano S owners to ensure they have securely backed up their 24-word Secret Recovery Phrase.

Private keys remain portable, meaning users may restore their 24-word seed on any new Ledger device or BIP-39-compatible wallet.