In our daily operation of the computer process, we will encounter some errors, such as the error code apple 403 error, it will affect our operation of the computer, and cause trouble to our life and work, Once the error occurs, take it easy, this article will help you remove this error.


Some problems that you will meet in your computer:

The error apple 403 error may cause that softwore will be opened slower and response time will be longer. When you run many apps, you may face crashes and freeze.


When you attempt to activate a Windows installation (client or server), you receive one or more error messages that resembles the following:

  • Write error pop-up
  • Forbidden error keeps popping up
  • Client error popup
  • Audio failure keep popping up
  • Java exception keep popping up
  • Sokcet 4 proxy err keep popping up
Causes of apple 403 error?

The error is normally triggered for the following reasons:

  • Approve not success to access driver
  • Facility driver driver issues
  • Insufficient agree to write web browser configs
  • No authorization to read internet browser configs
  • No permission to execute hardware device
Advanced Resolution

Step 1: Scan virus

If your computer infects malware or virus, it will report a apple 403 error error to prevent malicious programs from executing. Virus or malware infection is one of the most frequent common viruses and starting a virus scan should be the first attempt. If there is malware or virus on your PC, the issue you occur is a signal of it. The correct and first reaction to that is running a full virus scan for computer system and personal files as soon as possible. If you already have setup antivirus app, then update it to the latest version and run virus scanning.

Step 2: Repair registry

In some cases, the issue is caused by bad system maintenance and damaged registry entries. Registry corruption appears due to software installation or uninstallation, for example users install new applications through legacy without deleting or uninstall them properly. System registry is usually deemed as SPOF (single point of failure) by many Windows users, which indicates that OS is tied to registry and registry corruption may cause system abnormal functions.

In order to eliminate the issue, you should check registry entries and delete all superfluous and null entries, but that'll be a complex process to many users who are not computer experts. One incorrect operation may turn computer into inoperable, such as deletion of wrong entry accidentally. If you are not a computer expert, you can try some third-party software which is able to scan and repair corrupted registry automatically rather than fixing registry manually. A lot of such apps are useful on the Internet, and most of them work equally well.

Step 3: Disable DEP (Data Execution Prevention)

Data execution prevention was initially used by Microsoft and used on Windows XP Service Pack 2 and later versions. It is a set of security features designed to prevent code execution from non-executable memory segments. It checks memory in order to protect computer againstkeep computer away from virus.

DEP has been enabled for both hardware and software components starting with Windows XP SP2. However, some programs are still can't be fully compatible with it. Some apps adopt a technique, usually called dynamic code generation, which doesn't tag these codes with an execute permission. As a result, this conflict leads to the problem. In addition, if software is developed without SafeSEH, it will cause apple 403 error error when DEP is enabled on the computer.

If you get the error due to DEP, you can contact the developer of the software which cause the issue and ask whether they have a method. Alternatively, you can disable DEP for the problematic software and this can be done through following steps:

  • Log in computer with Administrator account to make sure you have fully administrative rights.
  • If your computer is running Windows XP, click "Start" button and select "Run". Windows 7 user can press Windows + R keys. Type sysdm.cpl in Run box and click OK.
  • You can see System Prosperities window where you need to click Advanced tab and then click Settings.
  • The "Performance Options" window will appear and please click "Data Execution Protection" tab. Select the option "Turn on DEP for all programs and services except those I select" and click "Add" button.
  • Browse files from the Open applet and find the exe files of the software which causes the error code. Select it and click "Open" button.
  • Click "Apply" and "OK" to make changes take effect.

Step 4: Remove bad RAM memory

Usually, a bad or incompatible RAM (Random Access Memory) brings about the issue. For example, you've just added a new memory for your computer aiming to improve performance; however, you start to get error apple 403 error since then. You can handle the problem by simply removing the memory and restarting computer to check if the error has disappeared. If that is valid, get a refund of the memory or replace it with one that is fully compatible with your computer.
Note: Before removing RAM memory, you should turn off computer and remove all cables such as power, network, etc. If your PC is laptop, turn off the computer and remove the battery.

Step 5: Update Internet Explorer 6.0

The error may appear in Microsoft Internet Explorer 6.0 when you try to access an HTML file or web page. At the same time, the IE appears to stop responding when the error occurs. This problem occurs especially when the HTML document or web page Internet Explorer 6.0 attempt to open includes SPAN tags which were incorrectly closed. If the tags tag is not closed correctly with tag, the access violation will take place.

About solutions, Internet Explorer is outdated and current Windows 10 lead into Edge. You can setup the later version of Internet Explorer such as Internet Explorer 10 or use other free browsers such as Google Chrome, Mozilla Firefox, Opera, etc.

Recommended: apple 403 error

  • Only 3 steps will fix the error apple 403 error quickly and safely.
  • Step 2: Run SmartPCFixer.
  • Step 3: Click Fix all to troubleshoot apple 403 error issue effectively.

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"Computer or system problems are very easy to fix for SmartPCFixer, one-click can be resolved, before the system is always pop-up error pop-up window, and then the computer crashes, with SmartPCFixer scan many problems, and then repair them and the pop-up window no longer appears."

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