Knowledgebase:
How to fix a broken JDownloader installation
Posted by pspzockerscene psp, Last modified by pspzockerscene psp on 11 August 2021 12:40 PM

How to fix a broken JDownloader installation

This tutorial will not fix e.g. the following issues:

  • Plugin related issues (e.g. trouble downloading from a specific website or adding an account)
  • Issues with your download speed

This tutorial can fix the following issues:

  • Old JD installation which fails to update
  • FFmpeg installation in JD failing over and over
  • JDownloader fails to start

  1. Close JDownloader.
  2. [Optional] Backup your settings/downloadlist
  3. Delete the following files/folders in your JD installation directory:
    Files: Core.jar
    Folders: tmp, update
  4. Check if "JDownloader.jar" still exists in your JD directory.
    If not, get it from here -> choose other!
  5. Restart JDownloader
    If this fails to fix your issues, please contact our support!
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