Navigate to Settings > Integrations.
Find ‘Google Ads’ in the list and click ‘Connect your ad account(s)’
You will see a disclaimer appear with Google’s API Services User Data Policy. Click Continue to proceed.
Sign in to your Google Account.
Review and confirm the permissions; click Continue.
You will see a pop-up with Partners and Advertisers; from here, select the advertiser you want to export ads to, and click Save.
The account will now show as ‘Connected’.