my iPhone can not backup

If you're experiencing difficulty connecting your iPhone to your PC, there are a few steps you can take to troubleshoot the issue:

1. Assuming you have Windows 10. Download and use iTunes for Windows 10. With iTunes for Windows 10, you can manage your entire media collection in one place. Download and use iTunes for Windows 10
2. Check the USB cable and ports: Ensure that you're using a certified Lightning to USB cable and try connecting it to different USB ports on your PC. Also, check for any physical damage or debris in the ports that may be preventing a proper connection. Use genuine cable --> Identify counterfeit or uncertified Lightning connector accessories ...
3. Disconnect all other USB devices from your computer, except for your keyboard and mouse. --> Resolve USB-related alerts in iTunes/Finder - Apple Support
4. Restart your iPhone and PC: Sometimes, restarting your devices can resolve temporary connection issues. Restart both your iPhone and your PC, and then try connecting them again.
   1. Restart the device. That's it.
   2. Still not solved --> Force restart iPhone - Apple Support
5. Make sure that your iPhone is running the latest software versions. On your iPhone, go to Settings > General > Software Update
   1. Update Over-the-Air (OTA) —> Update your iPhone or iPad - Apple Support (IN)
   2. Update using iTunes/Finder —> Update your iPhone, iPad, or iPod touch - Apple Support (IN)
6. When connecting your iPhone to your PC for the first time, you may need to trust the computer on your iPhone. Unlock your iPhone and check for any prompts asking you to trust the connected computer. Confirm the trust request on your iPhone. About the “Trust This Computer” alert message on your ...
7. Try a different port, cable, or computer. The issue could be related to your computer, its USB port, or the USB cable connecting it to your device. If possible, try a different computer, USB port, or USB cable. Also, check for any debris in the charging port on the bottom of your iPhone or iPad. --> If your computer doesn't recognize your iPhone, iPad, or iPod ...
8. Reset your iPhone's settings: If the issue persists, you can try resetting your iPhone's settings. Go to Settings > General > Transfer & Reset > Reset > Reset All Settings. This will not erase your data but will reset your settings to their default values. After the reset, attempt to connect your iPhone to your PC again. Return iPhone settings to their defaults - Apple Support (IN)
9. If unable to connect --> If iTunes doesn't recognize your iPhone, iPad, or iPod - Apple Support
10. For your Windows PC —> Troubleshooting issues with iTunes for Windows - Apple Community
11. Sometimes, third-party security software or firewalls can interfere with the connection between your iPhone and PC. Temporarily disable any security software or firewalls and see if that resolves the issue.
12. Put your device in recovery mode and set it up again ... Keep your device connected and wait until the Connect to computer screen appears: iPhone ...If you can't update or restore your iPhone or iPod touch

If you are experiencing an issue not listed here, contact support as they can provide specific troubleshooting steps based on your situation.

You can do the following using iTunes :

1. Following this process is the only way out if your iPhone is disabled. The steps given in this link will help you reset the passcode -> If you forgot the passcode for your iPhone, iPad, or iPod touch, or your ...
   1. Note: If you have forgotten the Screen Time Passcode then restoring your device from a backup after the passcode reset will return the Passcode back to your device. So, please do not restore from a backup.
2. See how to --> Sync your iPhone, iPad, or iPod using iTunes on your computer ...
3. Learn how to--> Update your iPhone, iPad, or iPod touch - Apple Support
4. Here is the process to --> Backup on iTunes.
5. Microsoft support says (iTunes not required for Import) --> Import photos and videos from an iPhone to a PC
6. In the iTunes app on your PC, choose Account > Sign In > Set up and view an iTunes Store account on PC - Apple Support
7. Organize and play your music and video · Play or download unlimited songs with Apple Music (with a paid subscription) · Find music, movies, TV shows, and audiobooks--> What is iTunes on PC?
8. In the iTunes app on your PC, choose Account > Sign In, then sign in with your Apple ID. If you don't have an Apple ID, you can create one during setup. Choose Music from the pop-up menu at the top left, then click For You. Click Try it Now, then follow the onscreen instructions. Subscribe to Apple Music using iTunes on a PC

See this --> If you see an error when you update or restore your iPhone, iPad or iPod - Apple Support (IN)

Or this --> iOS update and restore errors - Apple Support

Error 53 --> If you see error 53 when you update or restore your iPhone or ...

Error 9, 4005, 4013, 4014 --> If you see error 9, 4005, 4013, or 4014 when you restore your ...

Try updating iOS after each step.

• Try to Forget the WiFi network and add it again
• Try another WiFi network 
• Toggle sets automatically off and then on
• Reset your network settings
• Force restart your device
• Remove any beta profiles, if applicable

• If everything fails: - Use iTunes or Finder (for macOS Catalina+) to update your device instead of over-the-air
• Get help with iOS updates and restore errors - Apple Support
• If you see an error when you update or restore your iPhone, iPad

VPN or proxy connections might prevent your device from contacting the update servers.

• Get help with over-the-air iOS updates - Apple Support
• Remove and download the iOS update again

Here are some things you can try:

Basic checks:

• Make sure your iPhone is connected to a stable Wi-Fi network. A weak or intermittent connection can cause update issues.
• Ensure your iPhone has enough storage space. The update might not be able to download if your storage is full. Go to Settings > General > [Device name] Storage and see how much space you have available. If you need to free up space, delete unnecessary apps or files.
• Force restart your iPhone. This can clear any temporary glitches that might be causing the problem. For an iPhone 7, press and hold the Sleep/Wake button and the Volume Down button simultaneously until you see the Apple logo.
• Sometimes, a simple restart can resolve temporary software glitches. Turn off your iPhone, wait for a few seconds, and then turn it back on.

1. 1. Restart the device. That's it.
   2. Still not solved --> Force restart iPhone - Apple Support

More advanced troubleshooting:

• Update your iPhone using a computer. Connect your iPhone to your computer with a reliable cable and open iTunes (or Finder on macOS Catalina or later). Select your iPhone in iTunes/Finder, click "Check for Update", and then download and install the update. Update your iPhone, iPad, or iPod touch - Apple Support (IN)
• Restore your iPhone. This should be a last resort as it will erase all of your data and settings. Make sure you have a recent backup before you proceed. Return iPhone settings to their defaults - Apple Support (IN)

Search for accessories that have completed MFi certification

Once an accessory has completed MFi certification requirements and is reported to Apple as sold/distributed, it will be searchable in our public database of authorized Lightning, headset, charging, iAP-enabled, and Find My network-enabled accessories.

https://mfi.apple.com/account/accessory-search

Learn how to identify counterfeit or uncertified Lightning-based accessories.