How to reset ads from your device?
For iOS:
1. Open the Settings app on your iOS device
2. Tap Privacy
3. Scroll down then tap Advertising
4. Tap Reset Advertising Identifier
5. To confirm, tap Reset Identifier button
For Android:
1. Open Google Settings on your android device
2. Scroll down then tap Ads
3. Tap Reset Advertising ID
4. To confirm, tap Ok button