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How to fix error code WBACK7917?

Alton Alexander
By Alton AlexanderUpdated on June 4th, 2022

The wback7917 error code is a Windows error code that indicates a problem with the Windows firewall. This error code can be caused by a number of things, including a corrupt firewall program, a corrupt Windows registry, or a virus. This error code can also be caused by a number of other factors, so it is important to troubleshoot this error code to determine the cause.

1. Restart your computer

  1. First, press the "Windows" key and "R" key at the same time to open the "Run" dialog.
  2. Type "cmd" in the "Run" dialog and press Enter.
  3. In the "Command Prompt" window, type "net stop wuauserv" and press Enter.
  4. Type "net start wuauserv" and press Enter.
  5. Type "reboot" and press Enter.

2. Update your drivers

  1. Right click on the device that you are trying to update and select Properties
  2. Select the Driver tab and then click on the Update Driver button
  3. In the Driver File selection window, select the driver file that you downloaded from the Microsoft website
  4. Click on the Browse button and select the location where you want to save the driver file
  5. Click on the Download button and wait for the driver to download
  6. When the driver has downloaded, click on the OK button to close the Driver Properties window
  7. Click on the OK button to close the Device Manager window
  8. Restart your computer
  9. When your computer restarts, select the Device Manager tab and then click on the Update Driver button
  10. In the Driver File selection window, select the driver file that you downloaded from the Microsoft website
  11. Click on the Browse button and select the location where you want to save the driver file
  12. Click on the OK button to close the Driver Properties window
  13. Click on the OK button to close the Device Manager window
  14. Restart your computer
  15. When your computer restarts, select the Device Manager tab and then click on the Update Driver button
  16. In the Driver File selection window, select the driver file that you downloaded from the Microsoft website
  17. Click on the OK button to close the Driver Properties window
  18. Click on the OK button to close the Device Manager window
  19. Restart your computer
  20. When your computer restarts, select the Device Manager tab and then click on the Update Driver button
  21. In the Driver File selection window, select the driver file that you downloaded from the Microsoft website
  22. Click on the OK button to close the Driver Properties window
  23. Click on the OK button to close the Device Manager window
  24. Restart your computer
  25. When your computer restarts, select the Device Manager tab and then click on the Update Driver button
  26. In the Driver File selection window, select the driver file that you downloaded from the Microsoft website
  27. Click on the OK button to close the Driver Properties window
  28. Click on the OK button to close the Device Manager window
  29. Restart your computer
  30. When your computer restarts, Windows should now have detected the new driver and installed it. If not, try reinstalling the driver from the Microsoft website.

3. Reinstall your drivers

  1. Right-click on the device that is giving you the error code and select "Update Driver".
  2. Click on "Browse My Computer for Driver Software".
  3. Locate the driver file for your device and click on it to install it.
  4. Close Device Manager.
  5. Reboot your computer.

4. Run a virus scan

  1. Download and install the appropriate antivirus software.
  2. Open the antivirus software and click on the “Scan” button.
  3. Select the “Scan for viruses” option and click on the “Start” button.
  4. The virus scan will start and the antivirus software will show the error code wback7917.
  5. If the error code is detected, then the antivirus software will show the steps that need to be taken to fix the error code.

5. Run a malware scan

  1. Boot your computer into Safe Mode with Networking.
  2. Try to run a malware scan by opening your antivirus software and clicking on the “Scan” tab.
  3. If the malware scan fails, try to fix the error code by following the steps below: a. Click on the Start button and type “regedit” in the search box. b. After the registry editor opens, navigate to the following key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\LSA c. In the “LSA” branch, double-click on the “Wback7917” key and then try to fix the error code. If the error code is still not fixed, you may need to contact your computer manufacturer or an antivirus software provider for help.

6. Check for updates for your operating system

  1. Open the Control Panel.
  2. Click on System and Security.
  3. Click on Windows Update.
  4. Click on Check for updates.
  5. If there are any updates available, click on Download and install updates.
  6. When the updates are installed, click on Restart now to apply the updates.

If the answers above didn't work then you should also try:

  1. Check for updates for your software.
  2. Disable any security software temporarily.
  3. Reset your router.
  4. Contact your ISP.