User experience (UX) design is all about creating a smooth and intuitive experience for users as they interact with a product. When it comes to designing for conversion, UX designers need to be especially mindful of how their designs can impact a user's decision-making process.

There are a number of common UX design issues that can impact conversions, such as:

1. Confusing or complicated design

If your product's design is confusing or complicated, it can make it difficult for users to understand what they need to do in order to conversion. This can lead to frustration and ultimately cause users to give up and go elsewhere.

2. Lack of clarity

It's important that your design is clear and concise, so that users know exactly what they need to do in order to convert. If users are left guessing or are unsure of what to do next, they're likely to abandon your product.

3. Poorly placed call-to-actions

Your call-to-actions (CTAs) are one of the most important elements of your design, as they're what users will need to click on in order to convert. If your CTAs are poorly placed or not prominently displayed, users may not even notice them and you'll miss out on potential conversions.

4. Slow loading times

If your product takes too long to load, users are likely to get impatient and give up before they even have a chance to convert. Make sure your design is optimized for speed, so that users have a positive experience from start to finish.

By keeping these common UX design issues in mind, you can create a more user-friendly experience that is more likely to lead to conversions.