Resolve Adobe Reader DC auto-update not working and error 1646

Struggling with Adobe Reader DC auto-update not working and error 1646? Let’s resolve this issue.

Check for available updates manually by opening Adobe Reader and going to Help > Check for Updates.

Uninstalling Outdated Versions

To resolve the Adobe Reader DC auto-update not working and error 1646, you may need to uninstall outdated versions of the software. Start by opening the Control Panel on your Windows computer. Then, locate the Programs and Features option and click on it. Look for any outdated versions of Adobe Reader DC in the list of installed programs. Right-click on the outdated version and select Uninstall from the dropdown menu. Follow the prompts to complete the uninstallation process.

Once the outdated versions have been removed, you can try reinstalling the latest version of Adobe Reader DC to see if the auto-update issue has been resolved.

Adobe Reader not updating? Make sure to check for any pending updates and install them to ensure you have the latest version.

Manual Update Procedures

  • Check for available updates
    • Open Adobe Reader DC and click on Help in the menu bar.
    • Select Check for Updates to see if there are any available updates for Adobe Reader DC.
  • Download and install updates manually
    • If updates are available, click on Download to download the update file.
    • Once the file is downloaded, double-click on it to start the installation process.
  • Restart Adobe Reader DC
    • After the installation is complete, restart Adobe Reader DC to ensure that the updates have been applied successfully.

Resolving Update Errors

To resolve Adobe Reader DC auto-update not working and error 1646, first make sure that the Adobe Acrobat Update Service is running. To do this, press Windows + R, type services.msc, and press Enter. Look for the Adobe Acrobat Update Service in the list and make sure its status is set to Running.

If the service is not running, right-click on it and select Start. If the service is already running, try restarting it by right-clicking and selecting Restart.

If the issue persists, try running the Adobe Acrobat Reader DC installer as an administrator. To do this, right-click on the installer file and select Run as administrator. This may help resolve any permissions issues that are causing the update error.

If the problem still persists, consider uninstalling Adobe Reader DC and then reinstalling the latest version from the Adobe website. This can help resolve any corrupted files or installation issues that may be causing the update error.

Having trouble with Adobe Reader not updating? Try restarting your computer and then checking for updates again.

Troubleshooting Download Issues

If you are experiencing download issues with Adobe Reader DC auto-update or encountering error 1646, there are a few troubleshooting steps you can take to resolve the issue. First, make sure your internet connection is stable and that there are no issues with your network. If the problem persists, try clearing your browser cache and cookies, as this can sometimes interfere with downloads. Additionally, you can try temporarily disabling your antivirus software as it may be blocking the download. If you are still experiencing issues, consider restarting your computer and attempting the download again.

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