Apple ID has encountered an unknown error

Table of Contents

Causes of iTunes Error 50:

Bad internet connection or network drop.

Comprehensive Solutions to Fix iTunes Error 50

Apple, unknown, error

Dr.Fone. System Repair (iOS)

  • Fix iOS system issues like Recovery Mode, white Apple logo, black screen, looping on start, etc.
  • Fix various iPhone errors, such as iTunes error 50, error 53, iPhone error 27, iPhone Error 3014, iPhone Error 1009 and more.
  • Supports iPhone X / 8 (Plus) / iPhone 7 (Plus) / iPhone6s (Plus), iPhone SE and the latest iOS 13 fully!
  • Fully compatible with Windows 10 or Mac 10.11, iOS 11/12/13.

Part 5: Restore Your iPhone via iTunes without SIM Card

You can try to restore your iPhone without a SIM card to try and fix the iTunes Error 50, by following these steps.

Connect the iPhone into your computer with a USB chord.

Click on the ‘Device’ tab and then go to ‘Summary.’

6 Follow the steps to restore your iPhone.

Once your iPhone has been restored, try to access iTunes, and hope that the iTunes Error 50 is no longer there.

Part 4: Re-install iTunes to Fix iTunes Error 50

The other option you could try in order to fix iTunes Error 50 is to reinstall your iTunes, as your file may have gotten corrupted due to a faulty network. You should install the latest version. Here’s how you can do so.

Part 1: What Causes iTunes Error 50?

Before we talk about how to fix iTunes Error 50, you need to first know what iTunes Error 50 is and how is it caused. iTunes Error 50 is generally a message that comes up when your iTunes can’t access the database server, thus you are prevented from accessing your library of music, apps, etc. This can happen for one of the following reasons.

Alice mj

Jan 06, 2021. Filed to: Fix iOS Mobile Device Issues. Proven solutions

You’re trying to sync your music or your videos from the iTunes library but you can’t. You’re being shown an iTunes Error 50 message. You try to look it up online, but iTunes claims this is an ‘unknown‘ error. However, generally speaking, iTunes Error 50 is a symptom of iTunes Sync Error 39, and can be fixed in a multitude of ways. So read on below to find out how to fix iTunes error 50.


Re-identification in the system can be a solution to the problem. You can do it like this:

  • Log out of your computer account. In iTunes, click on the “Account” menu and select “Sign Out”.
  • Remove PC from authorization by clicking in the “Account” menu on the “Deauthorize this computer” tab.
  • A window will appear in which you will need to enter your Apple ID and password to confirm deauthorization.
  • Next, a new authorization of the computer is carried out.
  • After logging in, try copying the files to your computer. If there is no error, then the problem is solved.

Causes of occurrence

The malfunction occurs when the mobile device is synchronized with the iTunes application on the computer (PC). A window pops up with the words: “Can’t sync iPhone [phone name on the network]. An unknown error has occurred (-54) “.

When copying files, Error 54 may also appear with the following message: “An attempt to copy to disk [network phone name] failed. An unknown error has occurred 54 “.

  • outdated version of iTunes;
  • updates are installed incorrectly;
  • too much data;
  • not enough storage space;
  • non-original applications are copied;
  • files are saved on an unauthorized computer.

Tenorshare TunesCare

Tenorshare TunesCare is another program for checking and fixing bugs in iTunes. To launch it you need:

  • Download application for Windows XP / 7/8/10 or Mac OS X9. 10.14.
  • Install and open the application.
  • Connect mobile device.
  • After the program detects the device model, click on the item “Fix all iTunes errors” and wait for the application to finish.

Delete sync history

Another option to resolve unknown error 54 is to reset the sync cache. To do this, you should:

  • Go to the application settings and mark the “Devices” tab.
  • At the bottom of the window, the message “Reset sync history” will appear. Click on it.
  • Close application.
  • Find on the PC the “SC Info” folder located in the “Apple Computer” directory.
  • Restart your computer and enable sync.

Software problems

The cause of the error may be the incorrect functioning of third-party programs or the blocking of iTunes by antiviruses. Before troubleshooting, you need to update the software on your computer and gadget. Follow these steps:

  • Checking the iOS version. Go to the device settings, in the “Software updates” menu and click on it. The search for new versions will start. If found, download them.
  • Install the latest iTunes release.
  • Update your computer’s OS.
  • Launch the app and check sync.

If the error persists, you need to suspend the antivirus software. If the synchronization process is successful, go to the antivirus settings and add iTunes to the exclusion lists. After that, the security programs will stop blocking the application.

How to fix it

To fix error 54 in iTunes, first click on the “OK” message in the message box. If the synchronization process has not resumed, then proceed to the next steps.

Tenorshare ReiBoot App

Tenorshare ReiBoot is an effective iTunes troubleshooting tool. To work with it you should:

  • Download the program for Windows XP / 7/8/10, or Mac OS X9. 10.14.
  • Install on computer and run.
  • Connect Apple device to computer.
  • Once the connection is established, a window will appear that says “Your iOS device is now connected.” Click on the “Fix now” item at the bottom of the screen.
  • The program will start checking iTunes. Follow the instructions.
  • Upon completion, all bugs will be fixed.
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Fixing unknown error 3194 in iTunes when restoring iPhone

Owners of “Apple” devices. iPhone (3gs, 4S, 5S) and iPad may be familiar with the unknown error 3194, which appears when updating iOS. It can also appear in iTunes when you try to restore the iPhone firmware. Despite the fact that this problem, in principle, is not critical and is solved quite simply, it can fray the nerves of an inexperienced user thoroughly.
Why Error 3194 May Occur?
The point is that iTunes cannot connect to the Apple update server and request the SHSH hash. The reason for this may be both an outdated version of iTunes, and a modified system hosts file, in which the address of the official Apple server was replaced with the Apple caching server.

There are several ways to solve the problem.
If for some reason you do not want to change anything in the settings of your computer, no question. Just install the latest version of iTunes on your friends’ or family’s computer and update the iPhone’s firmware.
If you want to eliminate the unknown error 3194 directly on your PC, then you need to do the following:

Remove iTunes, download the new version from here and install.

It is worth noting that most often this is where the problem is eliminated. If the iTunes update did not help, go to method 2.

Editing the hosts file.
Close iTunes and launch notepad with administrator rights:

In the “File” menu, select the “Open” item and go to the C: \ Windows \ System32 \ drivers \ etc \ folder. The hosts file lies there.

Note: If you do not have Windows, but Mac OS X, then you need to select the “Go to folder” item in the Finder in the “Go” menu and go to the / etc directory. There, using TextEdit, open the hosts file.

We find the line: “” and delete it. Save and close the file.
Launch iTunes again and try to update your iPhone or iPad.
If you are restoring device firmware, you will need to put your iPhone into DFU mode. This is done by pressing the lock button for 3 seconds, then, while holding it, press the main button and hold both buttons for 10 seconds, after which we release only the lock button, and continue to hold the main button. The result should be like this:

In this case, iTunes should also display a window with a message that the connected device is in DFU mode. Click the “Restore iPhone” button:

Try to restore the firmware again.

If all else fails.
In this case, check if iTunes is blocked in the firewall or antivirus you are using, otherwise you will not be able to access the server until you remove it from the blocked ones.
The second point. after the elimination of the unknown error 3194, new ones may appear. 14, 21, 1015, 1600, 4013, etc. In this case, you need to try to install the latest firmware from the Apple website.

Equipment setup

Did it help? Recommend to friends!

Fixing unknown error 3194 in iTunes when restoring iPhone: 19 comments

The information is helpful, thank you. It is also interesting that in the search engine this site is higher than the site “you-know-who”, which also has a similar infa)

this line is missing

iTunes updated, deleted, reinstalled, checked hosts, still gives an error. tried on different computers. nothing helps

In the “File” menu, select the “Open” item and go to the C: \ Windows \ System32 \ drivers \ etc \ folder. The hosts file lies there.

And should. Perhaps you have it hidden and therefore not displayed.

Thank you so much! The first tip helped! It turns out it was necessary to update iTunes

Hello. I had a jailbreak installed on my iPad, I decided to erase everything from the iPad that I could not do, now my iPad is rebooting all the time and the Apple is on fire. So I decided to try to restore through dfu and got out error 3194. Now I updated iTunes, and I’m downloading the update. question. when jailbreak will it work ?

updated iTunes but the downloaded iOS disappeared. what to do?

Maybe you just need to download it again.

Hello, I did everything as you wrote, it still gives an error what to do?

Hello, I want to upgrade to iOS 8.4, I don’t know if this is possible or not? I do not want to use iOS 9. iPad is jailbroken

For those who do not have the Hosts file. Think a little. Sometimes, at least.
Notepad automatically searches for.txt files, and hosts, if you have not touched anything before, “lies” as a regular file that is not displayed if you search for.txt.
At the bottom right, when searching, change c.txt to All and everything will “lie”.

Hello. I had a jailbreak installed on my iPad, I decided to erase everything from the iPad that I could not do, now my iPad is rebooting all the time and the Apple is on fire. So I decided to try to restore through dfu and got out error 3194. Now I updated iTunes, and I’m downloading the update. question. when jailbreak will it work ?
The same story, only with the iPhone 4, there was a jailbreak, dropped the content and settings. made a custom firmware via sn0wbreeze, I upload it via iTunes, error 3194, etc. host everything is clean, no Apple, even initially there was no.

Good afternoon, can you help with error iphone 3503

What are the solutions

In general, this error occurs when various devices (iPad, iPhone 5S, 6, 6S, 7) are connected to a PC, and may be related to the software version on the computer and the state of the device’s firmware. Also, this should include a failed activation in Apple ID and iCloud. On the official Apple support resource, first of all, it is recommended to follow these steps:

  • Perhaps the failure is single. restart Windows and smartphone and try again.
  • If you do not have enough free space on your phone, it is advisable to increase it, up to 1GB minimum. Checked in “Settings”. “General”. “Available”.
  • Make sure you have the latest version of iTunes downloaded on your computer. At the top we are looking for “Help”, and there we click on “Check for Updates”. Next, we perform simple steps.
  • Try to connect to all USB ports. Naturally, the cable must be original. Also, when connecting iPhone, disconnect all other devices.
  • In Device Manager, you need to reload / update the USB Apple Mobile Device driver. You should also find the service of the same name to the driver in the list of services and restart it.

If all these steps do not work, then dig deeper.

Fix An unknown error has occurred when signing in to download app on Apple Store

Unknown error 0xe8000015 when connecting to iTunes. solution

Just recently, many users of Apple devices faced a new problem when connecting their gadget to a PC: “iTunes could not connect to this iPhone. An unknown error has occurred (0xe8000015). ” In addition to this error, your iPhone may show activation failure in Apple ID over cellular or Wi-Fi. Today we will tell you what to do first and what options should be checked to resolve the bug.

Unknown error (0xe8000015) when connecting iPhone

Starting in Recovery Mode

Most often, this problem is fixed by installing a clean firmware through the regular recovery mode. First, you need to download the latest firmware version to your computer. There are enough sources to download, for example, the website, select your model, and download the file highlighted in green.

  • In the device, go to “Settings”. “iCloud”. there deactivate the “Find iPhone” option.
  • Disconnect your smartphone completely.
  • Hold down the “Home” button and hold it, at the same time connect the USB cable.
  • Wait a moment, then the iTunes icon and the connecting cable will be displayed.
  • iTunes itself on the computer should display a notification about the detected problems, there we select “Update” and follow the proposed steps.
  • To exit this mode, disconnect the cable and turn off the device completely. After that, hold the “Home” button and press “Power”, as the Apple lights up, release.
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After this step, the firmware should be updated and the device will be detected on the PC without errors.

The crash 0xe8000015 itself has appeared since the beginning of the summer and is associated with a large update of auxiliary software from Apple and the introduction of additional options for checking devices. For example, iTunes is no longer supported on 32-bit Windows 7. Read more in our previous article.

The above step is the most popular solution for 0xe8000015 crash in iTunes. Also, you can recommend another, hard mode of forced firmware update. DFU. For more information on activating it, see this video tutorial.

Using a different PC

The problem of the bug may lie in malicious files or a Windows error on the computer. In order not to “infect” a mobile gadget from it, try using another PC. If you don’t have it at hand, you can contact a special service or a computer club.

Solution to Error 9 when flashing iPhone via iTunes

The ninth error almost always appears during software updates and refers to serious failures. Experts do not recommend fixing them yourself, but if you are an advanced user and understand how the system works, it is quite possible to overcome the nuisance. Such a problem arises when flashing a smartphone. Then the iPhone does not respond to commands at all and, as many users say, turns into a “brick”. Almost always the computer port is to blame for the breakdown. Less often, the reason lies in a poor-quality or faulty cord through which the connection is made.


Among the possible factors affecting error 9 on the iPhone, there are two:

  • obvious physical damage to the cable through which the data is transmitted;
  • loss of contact with the server due to a malicious file.

It is worth noting that Eror 9 is not found on all Yabloko cellular products. Users managed to notice it only on some models:

  • 4s;
  • 5s;
  • 6 and 6s;
  • 7 version.

Connecting to a different USB port

It so happens that the connection is interrupted due to the fact that the contacts in the socket go away. This reason cannot be ruled out, so try a different connection socket.

Reinstall iTunes

First, install iTunes on your computer, and unpack it through your phone.

Perform recovery via DFU mode

Similar to the previous method, but there is one difference: before connecting the iPhone and PC, the gadget should be switched to DFU mode.

  • press the Home and Power buttons at the same time;
  • keep them in this position for about 10 seconds;
  • you release the food, and keep the “Home” button so;
  • release, when iTunes detects the smartphone in recovery mode, it’s about 10 more seconds.

OS update

Updating the operating system again is a much more powerful option. As already mentioned, for this you should:

  • download iTunes;
  • restart Apple;
  • hold down the “Power” and “Home” keys;
  • hold until the logo appears on the display;
  • connect iPhone and PC via USB port and cable;
  • when updating the OS in the window that opens from iTunes, select “Update”.

Checking the hosts file

For the ninth bug to be resolved more quickly, you need to clean the host file before flashing. It can be done like this:

  • put the phone into DFU state;
  • iReb choose iPhone (model number);
  • waiting for a message to appear about the possibility of sewing without closing iReb;
  • then hold down ShiftRestore;
  • choose a custom firmware and clean the host file.

We repeat the reboot attempt after logging out of the account.

Why can’t I create an Apple ID. common registration problems

Connecting to a personal account through the Apple website

These manipulations are performed in order to identify the cause of the error with logging into services precisely because of the application that interferes with access to the user’s Apple ID.

Verification Failed Error Connecting to Apple ID Server? Here’s the Fix.

To fix the problem, again open the official Apple domain and log in using your account, entering the unique username and password that you came up with during the registration procedure for your ID.

If successful, the roots of the error are rooted in the application you are using. Otherwise, there is a problem with the account.

Apple ID cannot be found

This type of problem occurs when a user account is blocked or it loses its relevance in the system.

Important! The reason for this problem may be the fact that you did not confirm your e-mail address in time after the end of the account registration.

Characteristics of errors with Apple ID

At the beginning, it is worth considering the so-called error of connecting to the electronic resource Apple ID, which most often occurs when connecting to an account through tablets, players, Apple phones or Mac Book with an Apple operating system installed on it or Windows of various variations.

Let’s start with the fact that this type of error can occur due to planned work on the company’s servers, but the chance of this is extremely small.

Therefore, an unknown error when creating an Apple ID can most often annoy the user in one of the following cases:

  • With an incorrectly entered username or password.
  • If your device’s operating system is not up to date.
  • Also, if the software through which the user logs into the account is not updated.
  • Incorrect date and time setting.
  • Also for dilemmas associated with access to the World Wide Web.
  • In some cases, an error may occur when flashing the device using Jail Break.

Checking the availability of company servers

If an error occurs “connecting to the Apple ID servers”, you should go to the official website of the “Apple” company and understand whether the specialists are performing adjustment work on the servers in order to exclude this cause of the problem.

Reboot the device

In most cases, the “unknown error” that occurs when connecting to Apple ID services is solved by simply rebooting the device, since all services and software are restarted.

This solution is suitable for those who have an error when the application does not work correctly.

Setting time parameters and date

In most cases, when an “unknown” error occurs with an Apple ID, you just need to enter the correct date and time.

  • Go to the device settings by clicking on the gears.
  • Go to the “Basic” tab.
  • We are looking for the “Date and Time” tab and set them up correctly.

After performing the above manipulations, the error should go away and no longer limit the functionality of your device.

Thus, we see that such an error is not fatal for your device, and you can fix it yourself without contacting an expensive service.

I get an “unsupported Apple ID” error when I try to sign in to iCloud from my iPhone, iPad or iPod

I can’t sign in to iCloud on my Mac due to an alert that my email has not been verified

If you are unable to log in due to user warnings “not checked. check your email for instructions on verifying your account:”

  • Close and reopen iCloud settings before trying to sign in to iCloud again.
  • If that doesn’t fix the problem, please check the Junk Email and Check Email folders sent from Apple.
  • If there is no email confirmation in your email or junk folder, click the Send email checks button in iCloud settings.
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I can’t sign in to iCloud on my Mac due to an authentication prompt

Make sure the macOS user account has administrator rights. If you are logged in as a normal user without administrator rights, you may receive an authentication notification: “System Preferences is trying to change the directory services configuration.” Enter administrator name and password to allow System Preferences to change configuration.

To log in as an administrator (OS X Lion 10.7.5 or later):

I received an incorrect username or password alert when trying to sign in to in iCloud settings in iCloud for Windows, or in a third-party app

  • Make sure you enter your entire Apple ID when you sign in (for example, if your Apple ID is make sure you are not trying to sign in just “name”).
  • Make sure the CAPS LOCK key is not enabled. All passwords are case sensitive.
  • Make sure you are using the correct iCloud service, associated Apple ID, and not a different Apple ID to use for other services.
  • If you are using your Apple ID to sign in to third-party apps, make sure you have two-factor authentication and an app sign-in password. If you don’t have devices that can be upgraded to iOS 9 or OS X El Capitan, you can use two-step verification instead.
    You can see if you have two-factor authentication or two-step verification from your iOS device. Go to Settings [your name] Password & Security. You may be required to enter your Apple ID password.
  • Reset your Apple account password if necessary.

Let’s start

  • Make sure your iPhone, iPad and iPod touch, Mac or PC and internet connection.
  • Checking the Apple system state of the page. to make sure there are no glitches or planned repairs currently affecting iCloud.
  • Update your iPhone, iPad and iPod Touch to the latest iOS, and Mac to the latest macOS operating system. See iCloud System Requirements for more information.
  • Make sure you sign in to iCloud with the same Apple ID on all devices.

I don’t see an option to set up iCloud on an iPhone, iPad or iPod

An unknown error occurred when entering your Apple ID password

If you need help signing in or using iCloud, follow these steps.

After I sign in to my Apple ID, I am prompted to enter additional information

iCloud may require additional information that is not currently associated with your Apple ID. If prompted, enter the required information to proceed.

Situations: Apple ID verification fails

Validation fails in many different cases. Below are typical situations where verification failed when connecting to the Apple ID server and others. Just read and see if you have a similar experience or not.

  • IPhone or iPad backup manually or automatically.
  • Sign in to iCloud on another iDevice.
  • Use your new Apple ID to sign in to your iCloud account.
  • Recover from iCloud backup files.
  • Set up “Family Sharing”.

During this time, you can see three warnings.

  • Verification error. iCloud connection timed out.
  • Verification failed. unable to connect to server.
  • Validation failed. request timed out.

Well, by checking the above points, you can fix the validation error, the unknown error happened more easily than before. Now just go to the next paragraphs and figure out how to fix validation issues.

Method 1: Re-sign in your Apple ID on iCloud

Verification may have failed because your Apple ID or password is incorrect, so you’d better enter your correct Apple ID and password for the second try.

Sign out of your iCloud account

Open the Settings app on your iPhone. Select “iCloud” and scroll down to click “Sign Out” at the bottom. Then confirm to sign out of your iCloud account and click Remove from My iPhone (iPad). Enter your password and click Turn Off to sign out of this iCloud account.

Checking the application version

The error may occur due to an outdated version of the application through which you log into your Apple ID. It is quite easy to check if the application is updated to the latest version, for this you need to do the following:

  • Open “App Store” on your device.
  • Go to the “Updates” tab.
  • Opposite the required application, click on the “Update” button, thereby installing the latest version of the program.

Date check

Incorrect date and time settings on the device could affect the functionality of the Apple ID. To check the existing date settings and further changes, you must:

  • Open “Settings” from the corresponding menu.
  • Find the section “Basic” and go to it.
  • Scroll down the list to the “Date and time” item, click on this item.
  • Check if the device actually has outdated date and time settings, and if something happens, change them to valid ones. If desired, you can optimize this aspect automatically, just tap on the corresponding button.

Checking Apple servers

This error often appears if some technical work is underway on Apple servers or if the servers are temporarily disabled due to improper operation. It is quite simple to check the health of the servers, for this you need:

  • Go through the browser to the “System status” section. which is on the official Apple website.
  • Find among the many services we need Apple Connection Check

Check your internet connection. This can be done in various ways, the simplest is to go to any other application that requires a constant Internet connection. Provided that the problem really lies in a bad connection, it will be enough to find out the reason for the unstable operation of the Internet, and the device settings can be left alone.


A standard method for solving most problems, which does not cause any questions or difficulties. In the case of the discussed error, a restart will allow you to restart problematic applications through which you log into your Apple ID account.

Method 4: Update iOS System

Make sure you update your iDevice to the latest version. Failure to do so may result in an error and cause Apple ID verification to fail on iPhone and iPad.

Find a software update

Open “Settings” on your iOS device. Select General and select Software Update to see if there is an iOS update available.

Update iPhone to the latest iOS version

Click the Download & Install button to update your iPhone to iOS 11.2 / 11.1 / 11. Make sure Wi-Fi or cellular is stable.

Checking Apple servers

This error often appears if some technical work is underway on Apple servers or if the servers are temporarily disabled due to improper operation. It is quite simple to check the health of the servers, for this you need:

  • Go through the browser to the “System status” section. which is on the official Apple website.
  • Find the Apple we need among the many services Checking the connection

Check your internet connection. This can be done in various ways, the simplest is to go to any other application that requires a constant Internet connection. Provided that the problem really lies in a bad connection, it will be enough to find out the reason for the unstable operation of the Internet, and the device settings can be left alone.