Download MathWallet Install Extension Wallet: https://mathwallet.org/en-us/#extension When the installation is complete, click the Extension icon in the upper right corner to enter Settings Set up password Create Arbitrum wallet Click on the top right corner to switch the network Click + to create/import/connect wallet After setting the wallet name, click Confirm Copy the mnemonic and save it properly. Click complete to finish wallet … Continue reading Arbitrum Extension Wallet User Guide