---
title: How to enable Instafloss for MailUp
slug: how-to-enable-instafloss-for-mailup
docTags: 
createdAt: 2023-06-23T22:24:18.000Z
---

Instafloss gives MailUp real-time capabilities! Follow the instructions to start preventing bounces before they happen:

## Step 1. In your MailUp integration, open the Schedule tab and switch Instafloss on.

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## Step 2. Copy the webhook URL from the Instafloss instructions dialog.

When you switch **Instafloss** on in the **Schedule** tab, the **Instafloss instructions** dialog opens. Click the copy icon next to the webhook URL.

![](https://api.archbee.com/api/optimize/yGUejq6E8IJ_sYX6JSjSr/tY2_gmKzjKaTWrw9osJ0-_step-2-copy-the-webhook-url-mailup-highlighted.png)

## Step 3. In MailUp, click Settings in the left sidebar

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## Step 4. Click Advanced settings

::Image[]{src="https://api.archbee.com/api/optimize/yGUejq6E8IJ_sYX6JSjSr/vvqCQFZxs_yYixvbD5fbf_5.jpg" size="46" width="257" height="256" position="center" showCaption="false"}



## Step 5. Click Developer's corner

::Image[]{src="https://api.archbee.com/api/optimize/yGUejq6E8IJ_sYX6JSjSr/8QQ1-erfsadRTFPVc8FIi_6.jpg" size="40" width="216" height="255" position="center" showCaption="false"}

 

## Step 6. Click Webhooks

::Image[]{src="https://api.archbee.com/api/optimize/yGUejq6E8IJ_sYX6JSjSr/OS2ngrq9Byw6nB9lJxh7R_7.jpg" size="78" width="697" height="186" position="center" showCaption="false"}



## Step 7. Click NEW WEBHOOK

::Image[]{src="https://api.archbee.com/api/optimize/yGUejq6E8IJ_sYX6JSjSr/dMdgu73TLQuSaCrr0_YjN_8.jpg" size="30" width="313" height="121" position="center" showCaption="false"}



## Step 8. Paste the webhook URL copied from step 2 into the Callback URL

Ensure the Active switch is green, select the List your want Instafloss enabled for, give it a Name, choose Subscribe from the Event dropdown, choose POST from the Method dropdown, choose your Source (most likely Recipient) and then click Save

![](https://api.archbee.com/api/optimize/yGUejq6E8IJ_sYX6JSjSr/-DvkgG6TiaU3AHm5WG1f-_9.jpg)



## Step 9. (optional). Repeat steps 8 and 9 for each List and each Source you want Instafloss enabled for.



## Step 10. Back in mailfloss, confirm and turn on Instafloss.

In the **Instafloss instructions** dialog, tick **I have completed the instructions**, then click **Yes, I've completed the instructions. Turn on Instafloss**.

![](https://api.archbee.com/api/optimize/yGUejq6E8IJ_sYX6JSjSr/6XOI6sgVKOIoigwAah85J_step-10-turn-on-instafloss-mailup-highlighted.png)





Please note that Instafloss is for real-time operations only. For bulk import/cleaning operations, see [this](https://docs.mailfloss.com/bulk-import-operations-for-connected-integrations) article. Please do not send large batches of email addresses to the provided webhook address.