So far we haven’t received reports similar to what you’re experiencing when trying to import Custom Invoice Template with custom fields.
Let’s perform some basic troubleshooting steps to better isolate this issue. To begin with, let’s use a private browser or incognito window to help us determine whether it’s the browser that’s causing this unexpected product performance.
Check out the following keyboard shortcuts below:
Google Chrome: press Ctrl + Shift + N
Mozilla Firefox: press Ctrl + Shift + P
Internet Explorer: press Ctrl + Shift + P
Safari: press Command + Shift + N
If you’re still unable to import invoice style, the browser could be holding too much data and we'll need to clear your browser's cache to resolve this.