If you're trying to open a URL and you see the message No app to open URL, it means that your iPhone or iPad doesn't have an app installed that can handle that particular link. For example, if you're trying to open a website in Safari and you see the message, it means Safari can't handle that type of link.
There are a few ways to fix this problem:
1. Install an app that can handle the URL. For example, if you're trying to open a website in Safari and you see the message No app to open URL, you can install Google Chrome or another web browser on your iPhone or iPad and try opening the website again in that app.
2. Use a different method to access the URL. If you're trying to open a website in Safari and you see the message No app to open URL, you can try accessing the website using its IP address instead of its domain name. To do this, just enter the IP address in Safari's address bar instead of the domain name (e.g., 192.168.0.1).
3. Change your default web browser. If all else fails, you can change your default web browser on your iPhone or iPad so that links will automatically open in another app when tapped (e.g., Chrome). To do this, go to Settings -> General -> Default Web Browser and select the desired browser from the list (e