What Causes Discovery Plus Error Code 504?
Those factors can be regarded as the reason for this Discovery Plus fault.
Most phones can restart by pressing the side button and choosing theRestartoption to execute the order.
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They may hinder streaming services from loading properly.
Or reboot your router and modem.
How to test internet speed?

Here are the top 8 free internet speed test tools for you.
Check the internet speed on your Windows 10 PC.
you’re free to go toDowndetectorto check the current status of Discovery Pluss servers.
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If you are using Discovery Plus on a web app, youd better flush the browsing data regularly.
Step 2: Go toHistoryand thenHistory.
Step 3: ClickClear browsing datafrom the left list.
Step 4: Change theTime rangeoption toAll time.
Step 6: ClickClear data.
In this post, we will show you two simple guides.
you could adhere to these instructions and find the target one for your issue.
Hope your issue can be fixed successfully with the help of the post.