This is easy to do by choosing 'Install Assistant' in the admin area in the property column and following the steps. Or view Switching to Google Analytics 4 [comprehensive step-by-step plan] . klik installatieassistent GA4 You can then run GA4 in parallel with your Universal Whatsapp Number List Analytics property, giving you time to collect data from now on. Are you only going to do this from July 1, 2023? Then you start with an empty dataset without historical data, while you do want to create reports in which you want to compare data with a previous period. By starting with GA4 now.