macOS Error Code 4013: How to Fix It

Medium 30-90 minutes Medium Severity Verified June 2026
Summarize with ChatGPTSummarize with ClaudeSummarize with Perplexity Add as Preferred Source on Google
Error Code
4013
Brand
macOS
Product Type
operating_system
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
30-90 minutes
macOS Error Code 4013 appears when your Mac's Internet Recovery mode fails to download and install the operating system from Apple's servers. This usually happens due to a weak or misconfigured network connection, a firewall blocking Apple's recovery servers, or occasionally a hardware issue on your Mac. While it can be alarming, this is a solvable problem in most cases and does not necessarily mean your Mac is permanently damaged.
Ad

Tools You'll Need

How to Fix Error Code 4013

  1. Check Your Internet Connection

  2. Try a Different Network

  3. Reset the NVRAM and PRAM

    This resets display, sound, and startup disk preferences. You may need to re-select your startup disk in System Settings after booting.

  4. Check and Set the Correct Date and Time

  5. Create a Bootable macOS USB Installer

    Back up any accessible data before reinstalling macOS. Installation will not automatically erase your drive, but it is safest to have a backup.

  6. Run Apple Diagnostics to Rule Out Hardware Issues

    Do not interrupt the diagnostic scan. Allow it to complete fully to get accurate results.

  7. Check for macOS Server Outages

Ad

When to Call a Professional

Contact an Apple Authorized Service Provider or visit an Apple Store if Apple Diagnostics reports hardware error codes, if your Mac has suffered physical damage such as liquid exposure or a drop, if the logic board or Wi-Fi card is suspected to be faulty, or if all software-based fixes have failed and you cannot create a bootable installer. A technician can run deeper hardware diagnostics and replace internal components that cannot be serviced at home.

Frequently Asked Questions

What does macOS Error Code 4013 mean?
Error Code 4013 means that macOS Internet Recovery failed to connect to Apple's servers or could not complete the download needed to reinstall macOS. It is most commonly caused by a network connectivity problem, a firewall blocking Apple's servers, an incorrect system date and time, or occasionally a hardware issue on your Mac.
Will Error Code 4013 erase my files?
No, Error Code 4013 itself does not erase your files — it simply means the recovery process could not start or complete. However, if you proceed to reinstall or erase macOS after resolving the error, you could lose data. Always back up your files to an external drive or cloud storage before attempting any OS reinstallation.
Can I fix macOS Error 4013 without an internet connection?
Yes. If Internet Recovery keeps failing, you can create a bootable macOS USB installer on any working Mac and use it to reinstall macOS without needing an active internet connection on the affected Mac. This is often the fastest and most reliable workaround for Error 4013.
Why does macOS Internet Recovery keep failing on my home network?
Your home router may have firewall settings, parental controls, or DNS configurations that inadvertently block Apple's recovery servers. Try switching your router's DNS to a public DNS like Google (8.8.8.8) or Cloudflare (1.1.1.1), or connect through a mobile hotspot to bypass the router entirely. A direct Ethernet connection also tends to be significantly more stable than Wi-Fi for Internet Recovery.
Does Error Code 4013 mean my Mac's logic board is broken?
Not necessarily. Error 4013 is most often caused by software or network issues, not hardware failure. However, if you have tried all network and software fixes and the error persists, it is worth running Apple Diagnostics (hold D at startup) to check for hardware faults. Only if Diagnostics returns hardware error codes should you consider a logic board or network card repair.

Related Error Codes