The Arbitrum ecosystem has been fully integrated with Ledger

ChainCatcher news, Ethereum Layer 2 scaling solution Arbitrum announced that its ecosystem is fully integrated with Ledger, allowing users to benefit from the security of Ledger hardware wallets and directly send and receive ARB tokens through Ledger Live.

Additionally, according to Ledger, another Ethereum Layer 2 scaling solution, Optimism's governance token OP, has also landed on Ledger Live. (source link)