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@@ -590,6 +590,7 @@ You may use the `CLIENT_NOTIFICATION_ROUTE` env variable if you have a custom no
 
 ### Chunk a file in Artisan Tinker
 
+To test video transcoding for chunked uploads, you need to cut a videofile into at least two pieces. There is no additional change to the files. It is important that both chunks have the same filename, else they cannot be joined on the other side.
 Place a file called `test.mp4` in the `storage/app` folder.
 
 ```php