If your iPhone camera won't work, you may be able to easily solve it. Here are some quick fixes to try before contacting Apple.
Just like iOS and third-party apps, you can also clear the cache for your internet browser. Here are the steps for clearing Safari's cache in iOS 26: Open the Settings app. Scroll down and select Apps ...
When you're not getting messages from Android users on your iPhone, try toggling Airplane mode, checking your block list, restarting it, and more.