Connect your wallet to: https://app.multichain.org/#/router
Choose token and chains and click the “Swap” and press “Comfirm” in your wallet:
Click “EDIT”, and follow the guide below to manually set the gas fee:
Please manually raise your gas fee, your tx will likely go through faster afterwards.
Hope you find this helpful. If you still have any questions please log a Zendesk ticket: https://multichain.zendesk.com/hc/en-us/requests/new
Thank you for your support !