Use the following steps to back up your wallet:
1. Head to the backup section in the settings of your wallet.
2. After clicking on the backup, write down the 12 words recovery phrase or the recovery key. Make sure you write it down in the order that it was displayed.
3. After you have written down the 12 words recovery phrase or recovery key, click on the next option. It will ask you to type 4 random words from your backup words for verification or something similar for verification.
4. Click on Confirm and now your wallet is backed up.
Note : Always backup your private keys of the wallet, in case your wallet does not support recovery phrase restore you can use your wallet’s private key