Welcome to the Community forum, Eazyhulbs.
I understand how convenient it can be to add different expense categories to work effectively. As our valued customer, let me provide you with information for enlightenment.
The system sets categories according to the correct line on your Schedule C form to model after those provided by the HMRC. That's why creating custom categories in QuickBooks Self-Employed is unavailable.
We have received multiple requests from other users for this feature. Please know we're actively working to figure out how to incorporate dynamic categories while utilizing them as tax categories for tax forms. Our primary concern is to ensure that the estimated taxes are accurate, and we are striving to develop a solution that meets your needs.
Here's an article about income and expense classifications: Categorise transactions in QuickBooks Self-Employed.
If you'd like to categorise your recurring transactions automatically, refer to this guide for complete details: Create bank rules to categorise banking transactions in QuickBooks Self-Employed.
Keep me posted for any category or tax concerns in the Self-Employed version. Just leave a comment below. Stay safe.
