Yes! If you’ve written down and stored your wallet’s backup phrase (12 words for the web wallet and 24 words for your Lockbox hardware wallet), you’re good to go! Your XLM private key and funds are already stored in your 12- or 24-word backup phrase.
If you haven’t yet backed up your wallet, head over to your Security Center to do it now. Your backup phrase acts as a failsafe, which ensures you can always access your funds.
Have more questions on how to backup your funds? This guide can walk you through the process of backing up your web wallet.