One reason that prevents you from changing your old experience is due to a browser issue or an accumulated cache, 941 filings.
Since you don't have an option, we can clear the browser's cache (but not the cookies) to start fresh. Additionally, we can use another supported and up-to-date browser already installed on your device to narrow down the cause.
Next, we'll need to click the Switch button from the Gear icon to go back to the old experience.
Additionally, consider our QuickBooks Live Expert Assistance to enhance your QBO experience. Our dedicated experts are available to provide personalized support tailored to your specific business needs.
I'll be here if you have other QBO-related concerns.