You can reset your Klever Wallet then restore it again to have a clean version, restore another wallet (with different 12-words SEED), or create a new wallet as follows:
Step 1
Tap on the Settings icon from the bottom-right corner of the Portfolio screen. Then, tap on Reset wallet under the Security section.
Step 2
After, you can start from the beginning and restore wallet using 12-words SEED: Restore Klever Wallet or create a new wallet: Create Klever Wallet