If your iPhone 13 is connected to Wi-Fi but has no actual internet access, follow these steps to restore connectivity. In Settings > Wi-Fi, turn Wi-Fi Off, wait 5 seconds, turn it back On. Re-select ...
In Settings > Wi-Fi, turn Wi-Fi Off, wait 5 seconds, turn it back On. Re-select your network and enter the password if prompted. Test by opening a website. Sometimes the saved configuration is ...