How do you get rid of zero balance accounts or inactive accounts when running a balance sheet report?

Happy to help, @jvares.

You can use the option Show non-zero or active only on the report to hide non-zero or inactive accounts. I've included a quick screenshot below:

For more information on customizing reports, I recommend checking out: Customize reports in QuickBooks Online

Let me know if you have any other questions by using the Reply button below. I'll be here to help. Have a wonderful weekend!