The plex error code h4 means that the request could not be fulfilled because of an error. This error code happens when there is an issue with the server or the network.
1. Restart your computer and router
- First, sign into your router by entering your router's IP address in a web browser.
- Next, click on the "Tools" menu and select "Restart."
- Follow the prompts to restart your computer and router.
- If the problem persists, you may need to restore your router to its factory settings.
2. Check your internet connection
- Verify that you are actually connected to the internet.
- Check your computer's network settings.
- Confirm that your firewall is not blocking connections to Plex.
- Verify that your computer has the latest updates for your operating system and Plex.
- Check your internet connection speed.
- Clear your browser's cache and history.
- Reset your internet connection settings.
- Reset your Plex server.
3. Update Plex Media Server
- Open Plex Media Server and click on the three lines in the top left corner of the main window.
- Click on "Settings" in the menu bar.
- In the "Settings" window, click on the "Server" tab.
- In the "Server" tab, click on the "Updates" button.
- In the "Updates" window, click on the "Check for Updates" button.
- If the "Check for Updates" button is grayed out, click on the "Install Updates" button.
- In the "Install Updates" window, click on the "Install" button.
- If the "Install" button is grayed out, click on the "Yes" button.
- After the updates are installed, click on the "Close" button.
- Click on the "OK" button in the "Settings" window.
Still not working? maybe try one of these options:
- Clear the Plex Media Server cache.
- Delete the "plexmediaserver.pid" file.
- Reinstall Plex Media Server.