You can re-import your wallet by either re-installing the app or clearing your app data to prompt a fresh install and import.
Or, Import a new wallet
Create a new wallet entry by opening the wallet selector at the top and "+ Create Wallet", or through the Manage Wallets screen, and then "Import Wallet". If you are importing a same wallet that already exists in your app, we suggest removing the old/existing wallet once you have confirmed that you have successfully restored the wallet and funds to prevent the wallets de-syncing with each other.
Both these options use the same import methods shown here: