Hey there Than Trong,
We understand that you've been experience performance issues on your MacBook Pro when using Excel. We'll be happy to help.
To begin, we'd recommend starting with the steps here: If your Mac runs slowly
This will guide you through checking a few things like storage and your disk health.
Also, let's using Activity Monitor to see how that app is affecting your Mac. We can do that with this guide: See how apps affect Mac performance, battery runtime, temperature, and fan activity
Lastly, we can test in a new user account to see if this issue is system-wide or specific to your user account by creating a new user. Use these steps: Set up users, guests, and groups on Mac
We hope this helps. Cheers!