The time it takes to put products on the shelves on Amazon Europe will vary depending on different situations. Generally speaking, sellers need to go through some necessary review and verification procedures after uploading products, and this process may take a few days. In addition, the time to put products on the shelves will also be affected by factors such as seasonal demand, inventory conditions, and shipping time. In general, Amazon will put products on the shelves as quickly as possible, but the specific time depends on the specific situation. It is recommended that sellers plan ahead when preparing to put products on the shelves and leave enough time to deal with possible delays.