Yes you can.
You can delete or replace images on Localistico by entering to the venue and selecting the option "replace" or "delete". Remember to publish the venues after making any changes in order to update the changes on the platforms.
However, please note that deleting pictures on Localistico, doesn't delete them from the platforms.
Photo size requirements are as follows:
- Size: 250×250 - 5000×5000 pix
- Weight: 10 KB - 5 MB
- Ratio of the cover picture: 16:9