Hi,
- Please make sure you change this image using these docs (depending on the theme):
If this issue exists, please disable third-party plugins and customizations (if there are any) and check if this issue persists. If you use a caching plugin, ensure that caching is disabled for logged-in users.
- Regarding images, please check this doc: How to customize the image sizes - HivePress Help Center
I hope this is helpful to you.