Sure, I can help you with that! To update the software on your iPhone 14, follow these steps:

1. Connect your iPhone to Wi-Fi: Make sure your iPhone is connected to a stable Wi-Fi network.
2. Go to Settings: Open the Settings app on your iPhone.
3. General: Scroll down and tap on "General."
4. Software Update: Tap on "Software Update."
5. Check for updates: If there is an update available, you'll see a message indicating that an update is available. Tap on "Download and Install" to begin the update process.
6. Enter your passcode: You may be prompted to enter your passcode to continue with the update.
7. Wait for the update to download: The update will download and install on your iPhone. You'll see a progress bar indicating the progress of the download.
8. Restart your iPhone: Once the update is installed, your iPhone will restart automatically.

That's it! Your iPhone 14 should now be running the latest software. Make sure to keep your iPhone connected to Wi-Fi and charged during the update process. If you have any issues or concerns, feel free to ask!