Good to have you in the Community forum, @mrsfrazz1-gmail-.
The option to remove invoices from the dashboard isn't possible in QuickBooks Online (QBO).
I can see having the option to modify your dashboard is beneficial in running your business. I'd suggest sending your feedback to our product engineers. This way, they can review it and might consider adding it in the future updates. They are always looking for ways in enhancing's QuickBooks to meet the business needs of our users. Let me guide you how.
- Go to the Gear icon.
- Select Feedback.
- Enter your comments or product suggestions.
- Then select Next to submit feedback.
You can also see this link for more details: How do I submit feedback?
Let me also add this link that you can read for guidance on how to move your money from one account to another: Transfer funds between accounts.
In case you need help with invoices or managing your QBO account, you can always tag me in your reply. I'll be here ready to assist you anytime. Take care and have a good one!