Even with a converter, something will likely be off. Anchor points might shift. Font sizes may reset. The converter gets you 95% of the way there. The remaining 5% is manual tweaking.
Choose as your export format (this creates the standard string). Click Export Now . elvui profile converter
Think of it like a universal power adapter. You have a plug from Europe (Old Profile), and you’re traveling to the UK (New ElvUI patch). The converter changes the voltage and the pin layout so your device doesn’t explode. Even with a converter, something will likely be off