Follow these steps to exclude the fraud0 Audience, you created in the previous step.
The fastest way to exclude the fraud0 audiences from your campaigns is to Bulk Edit all of your campaigns and then assign the created audience.
Go to the Campaigns (1) menu and click on the checkbox (2) to select all campaigns
Click on Edit (1) and Associate with audiences (2)
Click on Add exclusion
Then select Remarketing lists and select or search for the F0_Negative Audience list you created in the previous step
Click Save → You did it!
From now on, fake and low-quality traffic will be excluded from your Microsoft Ads campaigns and your ad budget is protected.