I am unabe to reinstall weather app weather on my iphone 6s. Ticker appears . Unable to install app . How can I reinstall it?

Hi razia224,

Welcome to Apple Support Communities. There are steps available that may help you to install the Weather app. Our recommendation is to follow these steps:

1. Manually update the app

Learn how to manually update an app

2. Add a payment method

You might need to have a valid payment method on file, even if the app that you want to download is free.

Add a payment method

3. Resolve a problem with your payment method

If your payment method is expired, declined, or failed, or a message says 'billing problem with previous purchase'

4. Prioritize the download

From the Home Screen, touch and hold the app. From the menu that appears, choose Prioritize Download.

5. Restart your device

Restart your iPhone or iPad, then check to see if you can download or update apps.

Restart your iPhone

Restart your iPad

Following these steps may help and is outlined in this article: If you can’t download or update apps on your iPhone or iPad - Apple Support

Kind regards.