A Quick Guide to Fixing Error 577


How to Correct Error 577

Error 577 - What is it?

This is a typical system error code. It stops your ability to run or load programs on your PC. The error message is displayed in the following format:

‘Windows cannot verify the digital signature for this file.

A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.’


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Error Causes

Error 577 may be triggered due to several reasons. However, the most common causes of this error include:

  • Device Driver Conflicts
  • Hardware Malfunction
  • Viral Infection
  • Windows Registry Corruption or Damage
  • Software File Corruption or Damage

Error 577 can prove to be fatal if the underlying causes are related to viral infection or registry corruption.

Further Information and Manual Repair

To resolve error 577 on your PC, you don’t have to hire a professional and spend hundreds of dollar in repair. The process for fixing this error is simple and easy.

Here are some of the best and efficient methods to repair error 577 – no technical expertise are required.

Method 1 – Check and Update Device Drivers

If the problem is triggered by outdated or corrupted driver for the device reporting the error then it is advisable to update the driver.

To do this, first uninstall the corrupted driver and then reinstall the latest version.

For this simply click the start menu, go to the control panel and then click Performance and Maintenance and then System. In the new window you will then see a tab called Hardware and the Device Manager.

Double click on the device whose driver you need to uninstall. Click on the properties window with a tab marked driver. Then click on the driver you want to uninstall. To activate changes reboot your PC.

Now reinstall the latest and updated version of the driver uninstalled using the Plug and Play feature.

Method 2 – Scan For Viruses

System error codes like 577 can also pop up if your PC is infected by viruses. Viruses enter through phishing emails and downloadable files from unreliable websites.

If the reason for error 577 is viral infection, then simply install a powerful antivirus, run it to scan your entire PC. Remove all the viruses and malicious programs immediately to resolve.

If the issue still persists, then try method 3.

Method 3 – Repair the Registry

Sometimes registry corruption can be the underlying cause for error 577. Registry is the part which saves all activities performed on the system.

It stores both important and unnecessary files like the junk files, cookies and bad registry entries. If these files are not removed from the registry frequently, they accumulate and corrupt the registry which then generates system error codes.

How to fix error 577

To resolve and repair the registry in seconds, simply download Total System Care. This is a user-friendly PC Repair Tool embedded with a registry cleaner. It wipes away all unnecessary files corrupting the registry and repairs it.

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