To donate with Meta Pay to a personal fundraiser on the Instagram app: 1. Tap Donate on the personal fundraiser you want to donate to. 2. Enter the amount you would like to donate, then tap Next. 3. Enter your contact info, then tap Next in the top right. 4. Enter your payment method, then tap Next in the top right. 5. Choose your donation visibility. The person who started the fundraiser will always see how much you donated, but other people will only see what you choose to make public. 6. Tap Donate.