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Server Connectivity Issues Medium Severity
Error 3004: Apple Server Connection Issue
This error occurs when your computer cannot connect to Apple's software update servers, preventing the download of necessary firmware.
Before You Begin
- • On Mac with macOS Catalina 10.15 or later: Ensure your Mac is up to date
- • On Mac with macOS Mojave 10.14 or earlier: Ensure you have the latest version of iTunes
- • On PC: Ensure you have the latest version of iTunes or the Apple Devices app
Common Causes
- 1 Computer cannot connect to Apple software-update servers
- 2 Network connectivity issues
- 3 Third-party security software blocking connection
- 4 Apple servers temporarily unavailable
How to Fix Error 3004
1
Check Apple Server Connection
Make sure that your computer can communicate with the Apple software-update servers.
2
Check Security Software
Check your third-party security software and ensure it's not blocking Apple servers.
3
Check Internet Connection
Verify your internet connection is stable and working properly.
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Still Need Help?
If you've tried all the steps above and still can't resolve the issue, you may need to contact Apple Support or visit an Apple Store. You can also compare your case against Apple's official iOS update and restore errors page.