This how-to article walks you through creating a new activation or deployment to TikTok for a segment or audience.
Add your TikTok Advertiser ID to Alli Audiences
From within the TikTok Ads Dashboard, find and copy your advertiser id for the client/account you want to send audiences to.
Log into Alli and navigate to your Alli Audience settings page
Paste the copied TikTok account ID to the TikTok Advertiser ID field and click Save
Authorize Alli Audiences to access TikTok
Before getting started, make sure you permissions to create an audience in the account you are sending to - an easy way to check this is by navigating to audience tool in TikTok Ads and checking if you have the create audience button - https://ads.tiktok.com/i18n/dmp/adver/main?aadvid=6847477743920087046
In Alli Audiences Setting page, select the TikTok button
Click Login with TikTok
Follow the prompts and allow alli audiences permissions requested
You will be redirected back to audiences and see your login populate in the login page
You can now deploy a segment normally and choose TikTok as the deployment location.
This will bring you to the deployment form in which you can select or click the + button and create new tiktok audiences. Select the correct PII type depending on your audience and save & send it.