We can perform troubleshooting steps to resolve the issue of being unable to upload your bills, Victoria.

Your cache stores files from websites you visit to speed up loading times. However, if it holds too much data, it can slow down browsing speeds or cause unusual behavior on sites like QBO.

I recommend clearing your browser cache to prevent using outdated forms, protect your data, and enhance program performance on your computer. You can also use supported browsers as an alternative.

For guidance on uploading bills, refer to the article: Upload Your Receipts and Bills to QuickBooks Online.

After uploading your bills, here is an article to help you manage your transactions to keep your books accurate and ensure everything is in place: Find, categorise, and edit transactions in QuickBooks Online.

Let us know if you need further assistance in uploading bills to QuickBooks Online by commenting below.