Thank you for reaching out to us about your saved photos.
We appreciate the details you provided regarding the quality of your photos decreasing to approximately 1 Mb.
Unfortunately, Photoshop Camera does not have the setting to export photos in higher quality.
Would you mind sharing additional details of the device model and version you're using?
We have received similar feedback about the quality of saved photos and have received many feature requests for the option to save photos in higher quality. The team isconstantlyworking hard on improving the app, taking into heavy consideration your feedback about exporting photos in higher quality.