How to remove the obligatory field 'tax' in deposits because we are not going to use it now?

The tax field in the deposit is designed to promote transparency and compliance, Darya. You can select the No Tax option or Out of the Scope of tax, to ensure no tax will be added.

Please see attached screenshot for visual your reference:

In addition, you can generate reports that provide a comprehensive view of your business, allowing you to monitor its performance effectively.
 

I'll be on this thread anytime you require additional assistance when managing your account. Please add them in the comments, and I'll make sure to get you covered.