Have you tried filtering specific Klaviyo campaigns; however, they don't appear on the list? You can refresh the list to see all available campaigns during the selected date range.

Step 1: First, double-check if your date range in the report matches your source to ensure that the campaign appears on the list in the filter.

If the campaign was created recently, we would recommend to also refresh the report's cache and then checking if the campaign would appear:

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Step 2: If the campaign still does not appear in the filter list, click on "Refresh the list", which will refresh the list, to see if the campaign will appear.