I can’t able to download app due to personalised ads can’t turn on in my phone

Hey there and welcome to Apple Support Communities Kriti_singh91,

We can certainly understand your concern and see you came to us from the article Delete apps on your iPhone, iPad, and iPod touch.

We recommend checking out these steps for more information on how to turn on and off your ad's and serif that matches up with your procedures.

" Control personalized ads on the App Store, Apple News, and Stocks

Learn how to limit the personalization of ads delivered by Apple on your iPhone, iPad, iPod touch, and Mac, and how to turn off location-based ads delivered by Apple on your iPhone, iPad, iPod touch, and Mac.

Apple-delivered advertising helps people discover apps, products, and services while respecting user privacy. To deliver personalized ads, Apple uses information about you to serve ads that are more relevant to you. You can learn more about the information Apple uses to serve advertisements to you while protecting your privacy.

If you don't want to receive personalized ads, you can choose to turn off the Personalized Ads setting on your iPhone, iPad and iPod touch, and Mac. This may not decrease the number of ads you receive, but the ads may be less relevant to you.

You can also turn off location-based ads on your iPhone, iPad and iPod touch, and Mac.

Personalized ads

Turn off personalized ads on your device to limit Apple from using information to serve ads that may be more relevant to you.

Block personalized ads on your iPhone, iPad, or iPod touch

1. Go to Settings > Privacy & Security* > Apple Advertising.

2. Turn off Personalized Ads.

*In earlier versions of iOS and iPadOS, this setting is called "Privacy." "

For additional information, check out this link: Control personalized ads on the App Store, Apple News, and Stocks - Apple Support

These steps will help ensure your device is working with ease and can fix common issues like the ones you’re experiencing.

Kindest regards!