Fix the issues that AutoDev has brought to your attention;
The importance of binning your dataset cannot be overstated. It will trade "useless" resolution for improved signal, making your dataset much quicker and easier to process, while allowing you to pull out more detail.
The 'AutoMask' button launches a popup with access to two quick ways of creating a star mask.
Coma or elongated stars towards one or more corners of the image.
You can convert everything you see to a format you find convenient. Give it a try!